A hypothetical lost parent language from which actual languages are derived.
原始母语，始源语（一种假想中的、已消失的祖语，现有语言都起源于它）
Example sentencesExamples
From a linguistic perspective, any protolanguage would be merely embryonic.
His possible answer to this is that ‘the socio-cultural transition from protolanguages to modern languages took 60,000 years; but this seems unlikely in the light of modern evidence from creolization’ .
This claim would be supported by a demonstration that linguistic behavior during sleep is restricted to protolanguage.
Here we have to turn to notions of exaptation, for language is a unique aptitude that doesn't seem to have emerged from protolanguage, and certainly did not do so directly.
Definition of protolanguage in US English:
protolanguage
nounˈprōdōˌlaNG(ɡ)wij
A hypothetical undocumented parent language from which actual languages are derived.
原始母语，始源语（一种假想中的、已消失的祖语，现有语言都起源于它）
Example sentencesExamples
Here we have to turn to notions of exaptation, for language is a unique aptitude that doesn't seem to have emerged from protolanguage, and certainly did not do so directly.
His possible answer to this is that ‘the socio-cultural transition from protolanguages to modern languages took 60,000 years; but this seems unlikely in the light of modern evidence from creolization’ .
This claim would be supported by a demonstration that linguistic behavior during sleep is restricted to protolanguage.
From a linguistic perspective, any protolanguage would be merely embryonic.