单词	glottochronology
释义	glottochronology noun glot·​to·​chro·​nol·​o·​gy ˌglä-tō-krə-ˈnä-lə-jē  : a linguistic method that uses the rate of vocabulary replacement to estimate the date of divergence for distinct but genetically related languages glottochronological ˌglä-tō-ˌkrä-nə-ˈlä-ji-kəl  -ˌkrō- adjective Word History Etymology glotto- + chronology First Known Use 1953, in the meaning defined above
随便看	phegopterisses pheidias Pheidole phellandral phellandrene phellem phellems phello- phellodendra Phellodendron phellodendrons phelloderm phelloderms phellogen phellogens phellonic acid phelloplastics phelonia phelonion phelonions Phelps phen phen- phen-fen phenacaine

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