| русский | rus-000 |
| арккосинус | |
| Universal Networking Language | art-253 | arccosine(icl>trigonometric_function>thing,equ>arc_cosine) |
| беларуская | bel-000 | арккосінус |
| čeština | ces-000 | arkuskosinus |
| 普通话 | cmn-000 | 反余弦 |
| 國語 | cmn-001 | 反餘弦 |
| Hànyǔ | cmn-003 | fǎnyúxián |
| Deutsch | deu-000 | Arkuskosinus |
| English | eng-000 | anti-cosine |
| English | eng-000 | anticosine |
| English | eng-000 | arc cos |
| English | eng-000 | arc cosine |
| English | eng-000 | arccosine |
| English | eng-000 | inverse cosine |
| Esperanto | epo-000 | arkkosinuso |
| Esperanto | epo-000 | arkokosinuso |
| français | fra-000 | arc cosinus |
| magyar | hun-000 | arkusz koszinusz |
| ирон ӕвзаг | oss-000 | арккосинус |
| polski | pol-000 | arcus cosinus |