<span class="searchmatch">protolang</span> (plural <span class="searchmatch">protolangs</span>) (conlanging) A constructed ancestor language from which other naturalistic conlangs are descended (actually or retroactively)...
larger programming world. (conlanging, linguistics, informal) Combining form of language. proto- + -lang → <span class="searchmatch">protolang</span> auxiliary + -lang → auxlang...