dentitionn.
英 den'tɪʃ(ə)n | 美 dɛn'tɪʃən
中文n. 齿列；生齿；[脊椎] 齿系
词根词源
dentition (n.)1610s, "teething, the cutting of teeth," from Latin dentitionem (nominative dentitio) "teething," noun of action from past participle stem of dentire "to cut the teeth," from dentem (nominative dens) "tooth" (see tooth). Meaning "arrangement of teeth" is from 1849.
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