单词 | incisor |
释义 | incisor /in suy"zeuhr/, n. Dentistry. any of the four anterior teeth in each jaw, used for cutting and gnawing. See illus. under tooth. [1665-75; < NL: lit., cutter, equiv. to L incid(ere) to INCISE + -tor -TOR, with -dt- > -s-] |
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