object language

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. See target language.

Wiktionary

1. n. philosophy A language or a part of a language that is used to speak about objects but not about sentences or propositions.
2. n. computing target language; the language of the object code, the output of a compiler (not necessarily executable machine code)

WordNet 3.0

1. n. the language into which a text written in another language is to be translated
2. n. a computer language into which something written in another computer language is to be translated