glottochronology

['glɒtəʊkrə'nɒlədʒɪ] [ˌglɒtoʊkrə'nɒlədʒɪ]
例句
英英词典释义
  • Noun
    1. the determination of how long ago different languages evolved from a common source language;
    "he mapped the glottochronology of the Romance languages"