| Subject | English | Thesaurus |
| abbr., pulp.n.paper | A.C. | aged alkali cellulose |
| abbr., polygr. | A.C. | author's corrections |
| abbr., f.trade. | A/C | alternating current |
| abbr., energ.ind. | a.c. fail | power fail (MichaelBurov) |
| abbr., energ.ind. | a.c. fail | power failure (MichaelBurov) |
| abbr., electr.eng. | a.c. fail | a.c. failure (MichaelBurov) |
| abbr., textile | A/C felt | asbestos cement felt |
| abbr., f.trade. | A/C No. | account No. |
| abbr., law | A.C.L.U. | American Civil Liberties Union |
| abbr., polygr. | A.C.P. | Association of Correctors of the Press |
| abbr., law | A.C.T.A. | administrator cum testamento annexo |
| abbr., f.trade. | A.C.W.C. | actual clean wool content |
| abbr., law | A.F.D.C. | Aid to Families with Dependent Children |
| abbr., law | A.F.L.C.LO. | American Federation of Labor and Congress of Industrial Organization |
| abbr., econ. | A.M.C. | air mail center |
| abbr., law | A.P.C. | Alien Property Custodian |
| abbr., mining. | B C. | British Commonwealth |
| abbr., textile | B/C | bales of cotton |
| abbr., f.trade. | b.C. | fine but cloudy or thinly cloudy |
| abbr., law | B.C | Before Christ |
| abbr., insur. | B.C. | bill for collection |
| abbr., textile | B2C | Business to Consumers |
| abbr., textile | B&C | black and colors |
| abbr., law | B.C.E. | Baron of the court of Exchequer |
| abbr., f.trade. | B.P.C. | British Pharmaceutical Codex |
| abbr., textile | B-to-C | business-to-consumer |
| abbr., insur. | 4C | consumer, cost, convenience, communication |
| abbr., law | C ACJ | Central American Court of justice |
| abbr., insur. | C. B.D | cash before delivery |
| abbr., math. | c. exp | conditional expectation |
| abbr., seal. | C. I. | cloth-inserted |
| abbr., f.trade. | c .i.f.i. | cost, insurance, freight and interest |
| abbr., f.trade. | c .i.f.i.&e. | cost, insurance, freight, interest and exchange |
| abbr., math. | C. of C. | coefficient of correlation |
| abbr., f.trade. | C. Rica | Costa Rica |
| abbr., file.ext. | C Text Mode Image File | CIM (The Ultimate Draw) |
| abbr., mining. | C. & W. | coal and wagon |
| abbr., law | C.A | commission agent |
| abbr., law | C.A. | commercial agency |
| abbr., law | C.A.A. | Clean Air Acts |
| abbr., law | C.A.B | Civil Aeronautics Board |
| abbr., law | C.A.F | Cost and freight |
| abbr., insur. | C/AR | capital-to-asset ratio |
| abbr., mining. | C.B. | control desk |
| abbr., law | C.B. | chief baron |
| abbr., pulp.n.paper | C.B. cell. | Cross and Bevan cellulose |
| abbr., law | C.B.O.E. | Chicago Board of Options Exchange |
| abbr., polygr. | c.c. | chapters |
| abbr., textile | C/C | composite carbon/ceramic composite |
| abbr., textile | C/C | composite carbon/carbon fiber composite |
| abbr., law | C\C | chamber of commerce |
| abbr., textile | C2C | Consumer to Consumer |
| abbr., publ.secur. | C.C. | consular corps |
| abbr., textile | C/C type fiber | cover-core type fiber |
| tech. | C-characteristic | Type C characteristic is for general device protection in control circuits (IgBar) |
| abbr., f.trade. | C.C.P. | circle circular pitch |
| abbr., f.trade. | C.D. | cash deposit |
| abbr., textile | C/D | compression deflection |
| abbr., textile | C/D | cut-off date |
| abbr., textile | C&D | collected and delivery |
| abbr., span. | C.D.L | conformidad de importación |
| abbr., f.trade. | C.D.P | circumferential diametral pitch |
| abbr., weld. | C.D.T. | cold-drawn tube |
| abbr., f.trade. | C.D.V. | current domestic value |
| abbr., f.trade. | C.e. | caveat emptor |
| abbr., pulp.n.paper | C.E.D. | copperethelenediamine |
| abbr., pulp.n.paper | C.E.S.A. | Canadian Engineering Standards Association |
| abbr., insur. | C.F | carried forward |
| abbr., mining. | c.f. | cubic foot (feet) |
| abbr., mining. | c.f. | candle foot (feet) |
| abbr., insur. | C.F | cost and freight |
| abbr., insur. | C.&.F. | cost and freight |
| abbr., textile | C/F | continuous filament |
| abbr., f.trade. | C&F border | C&F port discharge plus overland freight to point of entry |
| abbr., textile | C-Fair | Canton Trade Fair |
| abbr., f.trade. | C.FAT | crude fat |
| abbr., insur. | c.f.&c. | cost, freight and commission |
| abbr., textile | C&FC | cost, freight and commission |
| abbr., insur. | C.F.F. | compensatory financing facility |
| abbr., textile | C&FFO | cost and freight free out |
| abbr., law | C.F.I | cost, freight and insurance |
| abbr., mining. | c.f.m. | cubic foot per minute |
| abbr., mining. | c.f.s. | cubic foot per second |
| abbr., f.trade. | C.f.t | cubic feet |
| abbr., law | C.F.T.C. | Commodity Future Trading Commission |
| abbr., med. | CFU-C | colony-forming unit culture |
| abbr., law | C.G.S.A. | Carriage of Goods by Sea Act |
| abbr., publ.secur. | C₂H₂OH | ethanol |
| abbr., f.trade. | C/I | cash interest |
| abbr., insur. | C.I | cost and insurance |
| abbr., insur. | C.&I | cost and insurance |
| abbr., insur. | c.i.&f | cost, insurance and freight |
| abbr., insur. | C.I.F | cost, insurance and freight |
| abbr., insur. | C.I.&F. | cost, insurance and freight |
| abbr., jewl. | C.I.F. | cost, insurance, and freight |
| abbr., insur. | C.I.F & E. | cost, insurance, freight & exchange |
| abbr., law | C.I.F.& net | Cost, insurance, freight net |
| abbr., insur. | C.I.F.&C. | cost, insurance, freight & commission |
| abbr., law | C.I.F.C. &.I. | Cost, insurance, freight commission and interest |
| abbr., law | C.I.F.liner terms | Cost, insurance, freight liner terms |
| abbr., law | C.I.O. | Congress of Industrial Organization |
| abbr., law | C.I.S. | Community of Independent States |
| abbr., law | CJ.C.P. | Chief justice of the Common Pleas |
| abbr., law | C.J.C.P. | Chief justice of the common pleas |
| abbr., law | C.J.K.B. | Chief Justice of the King's Bench |
| abbr., law | C.J.Q.B. | Chief Justice of the Queen's Bench |
| abbr., f.trade. | C.l. | consular invoice |
| abbr., f.trade. | C.l.A. | cash in advance |
| avia. | Class C airspace | IFR and VFR flights are permitted, all flights are provided with air traffic control service and IFR flights are separated from other IFR flights and from VFR flights. VFR flights are separated from IFR flights and receive traffic information in respect of other VFR flights. |
| abbr., law | C.LF | cost, insurance and freight |
| abbr., jewl. | C.LF. | cost, insurance, and freight |
| abbr., law | C.LF. cleared | Cost insurance, freight cleared |
| abbr., law | C.LF. ex ship's hold | Cost, insurance, freight |
| abbr., law | C.LF. inland waterway | Cost, insurance, freight inland waterway |
| abbr., law | C.LF. under ship's tackle | Cost, insurance, freight under ship's tackle |
| abbr., law | C.LF&C. | cost, insurance, freight and commission |
| abbr., law | C.LF.&E. | cost, insurance, freight and exchange |
| abbr., law | C.LF.&I. | cost, insurance, freight and interest |
| abbr., law | C.LF.&W. | cost, insurance, freight and war risk |
| abbr., law | C.LF.&W.R. | Cost, insurance, freight and war risk |
| abbr., law | C.LO. | Congress of Industrial Organization |
| tech., abbr. | closed C-MOS logic | C2L |
| abbr., law | C.L.U. | Chartered Life Underwriter |
| abbr., econ. | C.M. | Certificated Master |
| abbr., econ. | C.M.B. | coastal motor boat |
| abbr., f.trade. | C.M.Si | combined marine surcharge |
| abbr., f.trade. | c/n | circular notes |
| abbr., chem. | C/N ratio | carbon/nitrogen ratio |
| abbr., polygr. | C.N.J. | copper-nickel jacket |
| abbr., f.trade. | C/No. | case No. |
| abbr., insur. | C.O. | certificate of origin (c.o.) |
| abbr., commer. | C.O. | commercial operation |
| abbr., law | C.O.D. | Cash on delivery/Collect on delivery |
| abbr., textile | C/P | contact price |
| abbr., textile | C&P | coat and pants |
| abbr., textile | C/PP | cotton/polypropylene |
| abbr., f.trade. | C.R.M | cash on receipt of merchandise |
| abbr., f.trade. | C.R.M | cash by return mail |
| abbr., med. | C.R.S. | congenital rubella syndrome (Alex_Odeychuk) |
| abbr. | C.R.T | crisis response team (driven) |
| abbr., textile | C/S | cost of sale |
| abbr., pulp.n.paper | C.S. freeness | Canadian Standard Freeness |
| abbr., f.trade. | c/s No. | case number |
| insur. | C's of credit | character, capacity, capital, collateral, conditions |
| abbr., law | C.S.C. | civil service commission |
| abbr., f.trade. | C/SMPL | countersample |
| abbr., f.trade. | C/T | contract |
| abbr., f.trade. | C.T. | combined transport |
| abbr., f.trade. | C-T | continuous thread |
| abbr., f.trade. | C.t.I.O. | constructive total loss only |
| abbr., f.trade. | c'tn | carton |
| abbr., pulp.n.paper | C.W.P. | chemical wood pulp |
| abbr., insur. | C.Y | currency |
| abbr., insur. | C.Y. | currency |
| abbr., med. | D and C | dilatation and curettage |
| abbr., insur. | DB & C | dwelling, buildings and contents insurance |
| abbr. | DB2 C/S | DataBase 2 Client/Server (IBM, DB2, DB) |
| abbr., chem. | DB18C6 | dibenzo-18crown-6 |
| abbr., insur. | DB&C | dwelling, building and contents insurance |
| abbr., f.trade. | D/C | direct current |
| abbr., pulp.n.paper | D.C. | double coated |
| abbr., law | D.C. | district courts |
| abbr., textile | D&C brand | designer and character brand |
| abbr., textile | D&C Dyes | drugs and cosmetics dyes |
| abbr., insur. | D.O.C | endorsement drive other cars endorsement |
| abbr., insur. | D.O.C. | clause drive-other-cars clause |
| abbr., insur. | D.O.C. clause | drive-other-cars clause |
| abbr., insur. | D.O.C endorsement | drive other cars endorsement |
| abbr., auto. | D+R C | valve for direct and reverse clutch |
| abbr., law | E/C | Electronic commerce |
| abbr., textile | E/C | Eye Clips |
| abbr., f.trade. | e.c.d. | electron-capture detector |
| abbr., f.trade. | E.C.No | Enzyme Commission Number |
| abbr., law | E.E.O.C | Equal Employment Opportunity Commission |
| abbr., polygr. | E.M.C. | equilibrium moisture content |
| abbr., publ.secur. | F.A.C. | firearms acquisition certificate |
| abbr., law | F.C.A. | Federal Credit Administration |
| abbr., law | F.C.A. | Farm Credit Administration |
| abbr., law | F.C.C. | Federal Communications Commission |
| abbr., law | F.C.I.C. | Federal Crop Insurance Corporation |
| abbr., law | F.C.LC. | Federal Crop Insurance Corporation |
| abbr., f.trade. | f.c.s.r.c.c. | free of capture, seizures, riots and civil commotions |
| abbr., f.trade. | FD&C | Food, Drug and Cosmetic (Act) USA |
| radio, abbr. | Festival hosted by WHFS, FM-99.1, Washington, D. C. | HFSTIVAL |
| abbr., textile | FIDA-c | chelating filamentary cloth |
| abbr., f.trade. | F.O.C | free of charge (现略作 free) |
| abbr., insur. | F.O.C. | free of charge (f.O.C.) |
| abbr., f.trade. | f.r. & c.c. | free of riots and civil commotion |
| med. | F.R.C.Path | Fellow of the Royal College of Pathologists (Rive) |
| abbr., f.trade. | F.R.E.C | fire risk extension clause |
| abbr., law | F.T.C | Federal Trade Commission |
| railw., abbr. | G.C.A. Transport Limited | GCAU |
| abbr., insur. | G.F.C.F. | gross fixed capital formation |
| abbr., f.trade. | g.l.c | gas-liquid chromatography |
| abbr., f.trade. | g.s.c. | gas-solid chromatography |
| abbr., f.trade. | H/c | held covered (i.e. at discretion of the underwriters) |
| abbr., econ. | H.M.C. | Her Majesty's Customs |
| abbr., f.trade. | HT CLEAN C | hold and tank cleaning charges |
| abbr., shoot. | I.C. | improved cylinder |
| abbr., f.trade. | I.C.C. | Intemational Chamber of Commerce |
| abbr., f.trade. | I.C.I. | less (than) carload |
| abbr., law | I.C.O.R | Incremental capital-output ratio |
| abbr., R&D. | IEEE M-C | IEEE Computer (MichaelBurov) |
| abbr., law | I.R.C | Internal Revenue Code |
| abbr., f.trade. | I.U.C. | Intemational Union of Chemistry |
| abbr., agric. | I.W.C. | International Wool Secretariat |
| abbr., law | K.C. | Queen's Council |
| abbr., law | K.C. | King's (or Queen's) Council |
| abbr., law | K.C. | King's Council |
| abbr., proj.manag. | LACTI stands for L- Leads Task, A- Approves task work product, C - Consulted on task, T- Tasked to do the work, I- Informed of the work product. | LACTI Chart (L – руководит задачей; A – утверждает результат; C – консультирует по задаче; T – несет ответственность за исполнение задачи; I – ставится в известность о результате Pani) |
| abbr., f.trade. | L.C. | liquid chromatography |
| abbr., law | LC.C. | Interstate Commerce Commission |
| abbr., tech. | L.C.-cable | lead-covered cable |
| abbr., law | L.H.W.C.A. | Longshoremen's and Harbor Workers' Compensation Act |
| univer., abbr. | Linear Algebra C | LAC |
| abbr., econ. | l.m.s.c. | let me see correspondence |
| abbr., law | LR.C. | Internal Revenue Code |
| tradem., abbr. | Mark B. Stumer & Associates, P. C. | MBSA |
| abbr., R&D. | M-C | IEEE Computer (MichaelBurov) |
| abbr., auto. | M-C | maximum-conjugacy |
| abbr., auto. | M/C | mixture control solenoid |
| abbr., photo. | M.C.C. | miniature bayonet |
| abbr., photo. | M.C.C. | Miniature Centre Contact |
| abbr., econ. | M.C.L. | Master of Civil laws |
| abbr., f.trade. | M.E.C. | marine extension clause (insurance) |
| abbr., law | M.H.C. | Member of the House of Commons |
| abbr., f.trade. | M.T.C/I | moment to change trim one centimeter or one inch |
| abbr., pulp.n.paper | N C. R paper | no carbon required paper |
| abbr., insur. | N.C. | no charges |
| abbr., f.trade. | N.C.B. | no cargo on board |
| abbr., f.trade. | N.C.P. | normal circular pitch |
| abbr., textile | N/C/W | not complied with |
| abbr., bank. | n.m.c. | no more credit |
| abbr., insur. | NOW a/c | Negotiable Order of Withdrawal |
| abbr., pulp.n.paper | N.S.S.C. | neutral sulphite semi-chemical |
| abbr., pulp.n.paper | N.S.S.C. pulp | neutral sulphite semi-chemical pulp |
| abbr., law | O.C. | opere citato |
| abbr., law | O.C.A.S. | Organization Central American States |
| abbr., law | O.T.C. | over-the-counter |
| abbr., insur. | P O.C. | port of call |
| abbr., textile | PAM&C | processing of given materials, assembling provided components, made to order against buyer's sample and compensating trade |
| abbr., insur. | p.c | per centum |
| abbr., law | P.C | price current |
| abbr., f.trade. | p.c. | per-cent |
| abbr., HR | P&C | People and Culture (Rada0414) |
| abbr., law | P.C. | privy councilor |
| abbr., textile | P-C | a blended fabric of polyester and cotton fibers |
| abbr., jewl. | p.c. | per-carat |
| abbr., f.trade. | P.C.B. | printed-circuit-board |
| abbr., econ. | p.c.m. | per calendar month |
| abbr., law | P.U.C. | public utility commission |
| abbr., textile | R/C | Reclassed by Co, |
| abbr., f.trade. | R.C. | revolving credit |
| abbr., auto. | R/C | reverse clutch |
| abbr., law | R.F.C.A. | Reconstruction Finance Corporation Act |
| abbr. | round C/P | Round charter party |
| abbr., law | R.S.C. | Rules of the Supreme Court of England and Wales |
| abbr., f.trade. | R.S.W.C. | BRIGHT SIDE (UP) , WITH CARE |
| abbr., pulp.n.paper | S. and S.C. | sized and supercalendered |
| abbr., f.trade. | S. en. C. | Societe en Commandite |
| abbr., pulp.n.paper | S.C. | sized and calendered |
| abbr., polygr. | S.C. | supercalendered |
| abbr., pulp.n.paper | S.C. | supercalandered |
| abbr., f.trade. | S.c. | service certificate |
| abbr., textile | S/C | supplier's credit |
| abbr., textile | S&C | shiper and carrier |
| abbr., f.trade. | s.c.e | saturated calomel electrode |
| abbr., f.trade. | S.en.N.C. | Societe en Nom Colectif |
| abbr., f.trade. | S.R.C.C | strikes, riots and civil commotions |
| abbr., busin. | S.R.&.C.C. | strikes, riots and civil commotions |
| abbr., law | S.R.C.C.R. | Strikes, riots and civil commotion risks |
| abbr., law | S.R.C.C.R | strikes, riots and civil commotion risks |
| abbr., f.trade. | S.S.&C. | same sea and country |
| abbr., insur. | Super NOW a/c | Super Negotiable Order of Withdrawal |
| abbr., textile | T/C | tyre cord |
| abbr., textile | T/C | washer jacket |
| abbr., agric. | T.c. | triple-crown |
| abbr., f.trade. | T.C. | telegram collation |
| abbr., textile | T/C | trueran/cotton |
| abbr., textile | T/C | poplin coated jacket |
| abbr., f.trade. | T.C.K. | Tilletia controversa kuhn |
| abbr., f.trade. | t.l.c. | thin-layer chromatography |
| abbr., tech. | Type C characteristic is for general device protection in control circuits | C-characteristic (IgBar) |
| abbr., law | U.C.C.C. | Uniform Consumer Credit Code |
| abbr., law | U.C.C.J.A. | Uniform Child Custody Jurisdiction Act |
| abbr., law | U.C.M.J. | Uniform Code of Military Justice |
| abbr., law | U.C.R. | Uniform Crime Reports |
| abbr., agric. | U.N.C.O.D. | Unites Nations Conference on Desertification |
| abbr., f.trade. | U.S.A.E.C. | United States Atomic Energy Commission |
| abbr., f.trade. | v.c. | vinyl chloride |
| abbr., f.trade. | v.c. | vice consul |
| abbr., law | V-C. | vice chancellor |
| abbr., textile | W/C | woolen cut |
| abbr., f.trade. | W.C.B | with cargo on board |
| abbr., f.trade. | W.R. & S.R. & C.C. | war risk and strikes, riots, and civil commotion (insurance) |
| abbr., insur. | x.c. | excapitalization |
| abbr., insur. | x.c | ex coupon |
| abbr., file.ext. | YUV12C M- Motion Frame Buffer Video file Bitmap graphics | VID |