| Subject | English | Thesaurus |
| chat., abbr. | A Can't Understand Normal Thinking | CUNT |
| abbr., auto. | A. R. T. S | adaptive restriction technology system |
| abbr., law | A.C.T.A. | administrator cum testamento annexo |
| abbr., pulp.n.paper | a.d.t. | air dry tons |
| abbr., law | A.L.T.A. | American Land Title Association |
| abbr., oil | A.S.T.M. | American Society of Testing Materials |
| abbr., polygr. | A.T.F. | American Type Founders |
| abbr., f.trade. | a.t.r. | attenuated total reflectance |
| abbr., pulp.n.paper | A.T.S. | animal tub-sized |
| abbr., law | B.T.A. | Board of tax appeal |
| abbr., mining. | B.A.S.T. | British Association Screw Threads |
| abbr., f.trade. | d.t.a. | differential thermal analysis |
| abbr., auto. | F.A.M.T.O. | first aid motor transport outfit |
| slang | he hasn't got a brass razoo | he's very poor |
| 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., agric. | LS.T.A. | International Seed Testing Association |
| abbr., publ.secur. | S W.A.T | Special Weapons And Tactics |
| abbr., publ.secur. | S.W.A.T. | special weapons and tactics team |
| abbr., polygr. | T.A. | Typographical Association |
| abbr., pulp.n.paper | t.s.a.d. | tub sized and air dried |