From Wiktionary, the free dictionary

ATS

1. (international standards, historical) ISO 4217 currency code for the former second Austrian schilling; a currency used from 1945 to 2002.

ATS

1. Initialism of Association of Theological Schools.

ATS

1. Initialism of applicant tracking system.

• S.A.T., Sta., ast, TAs, Sat., Sta, sta, S. A. T., AST, sat, Ast, tas, sat., Tas., Sat, TSA, SAT, T(S/A), as't, TAS, T.A.s, Tas, -ast, TA's, STA

ATS m or f (plural ATS)

1. initialism of ayudante técnico sanitario (“assistant nurse”)

• “ATS”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025