| glottochronological | (adj) pertaining to the study of the evolution of languages from a common source, Example: glottochronological studies |
| glottochronology | (n) the determination of how long ago different languages evolved from a common source language, Example: he mapped the glottochronology of the Romance languages |
| Glottological | a. Of or pertaining to glottology. [ 1913 Webster ] |
| Glottologist | n. A linguist; a philologist. [ 1913 Webster ] |
| Glottology | n. [ Gr. &unr_;, &unr_;, the tongue + -logy. ] The science of tongues or languages; comparative philology; glossology. [ 1913 Webster ] |