| Subject | English | Thesaurus |
| 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., law | A.C.L.U. | American Civil Liberties Union |
| abbr., law | A.C.T.A. | administrator cum testamento annexo |
| 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., law | A.P.C. | Alien Property Custodian |
| abbr., textile | B2C | Business to Consumers |
| abbr., law | B.C | Before Christ |
| abbr., insur. | B.C. | bill for collection |
| abbr., textile | B/C | bales of cotton |
| abbr., textile | B&C | black and colors |
| abbr., law | B.C.E. | Baron of the court of Exchequer |
| 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., 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., law | C.B. | chief baron |
| abbr., law | C.B.O.E. | Chicago Board of Options Exchange |
| 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 |
| abbr., textile | C/D | cut-off date |
| abbr., textile | C/D | compression deflection |
| abbr., textile | C&D | collected and delivery |
| abbr., insur. | C.F | carried forward |
| abbr., insur. | C.F | cost and freight |
| abbr., insur. | C.&.F. | cost and freight |
| abbr., textile | C/F | continuous filament |
| abbr., textile | C-Fair | Canton Trade Fair |
| 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., 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., 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., 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 |
| abbr., law | C.L.U. | Chartered Life Underwriter |
| 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., med. | C.R.S. | congenital rubella syndrome (Alex_Odeychuk) |
| abbr. | C.R.T | crisis response team (driven) |
| abbr., textile | C/S | cost of sale |
| insur. | C's of credit | character, capacity, capital, collateral, conditions |
| abbr., law | C.S.C. | civil service commission |
| 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., insur. | DB&C | dwelling, building and contents insurance |
| 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., law | E.E.O.C | Equal Employment Opportunity Commission |
| abbr., law | F.C.C. | Federal Communications Commission |
| 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.I.C. | Federal Crop Insurance Corporation |
| abbr., law | F.C.LC. | Federal Crop Insurance Corporation |
| abbr., textile | FIDA-c | chelating filamentary cloth |
| abbr., insur. | F.O.C. | free of charge (f.O.C.) |
| med. | F.R.C.Path | Fellow of the Royal College of Pathologists (Rive) |
| 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., law | I.C.O.R | Incremental capital-output ratio |
| abbr., law | I.R.C | Internal Revenue Code |
| abbr., law | K.C. | King's (or Queen's) Council |
| abbr., law | K.C. | 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., law | LC.C. | Interstate Commerce Commission |
| abbr., law | L.H.W.C.A. | Longshoremen's and Harbor Workers' Compensation Act |
| abbr., law | LR.C. | Internal Revenue Code |
| tradem., abbr. | Mark B. Stumer & Associates, P. C. | MBSA |
| abbr., law | M.H.C. | Member of the House of Commons |
| abbr., insur. | N.C. | no charges |
| abbr., textile | N/C/W | not complied with |
| abbr., insur. | NOW a/c | Negotiable Order of Withdrawal |
| 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., law | P.C | price current |
| abbr., insur. | p.c | per centum |
| 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., law | P.U.C. | public utility commission |
| abbr., textile | R/C | Reclassed by Co, |
| 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., textile | S/C | supplier's credit |
| abbr., textile | S&C | shiper and carrier |
| 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., insur. | Super NOW a/c | Super Negotiable Order of Withdrawal |
| abbr., textile | T/C | tyre cord |
| abbr., textile | T/C | washer jacket |
| abbr., textile | T/C | trueran/cotton |
| abbr., textile | T/C | poplin coated jacket |
| 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., law | V-C. | vice chancellor |
| abbr., textile | W/C | woolen cut |
| abbr., insur. | x.c. | excapitalization |
| abbr., insur. | x.c | ex coupon |