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換歯 (かんし) Japanese meaning | Kotomora

換かん歯し

か

ん

し

Meanings

1

noun

tooth replacement; replacement of lost teeth

biology

Biology term for the natural process of replacing lost teeth, as in sharks or reptiles.

サメは生しょう涯がいにわたって換かん歯しを繰くり返かえす。
Sharks undergo tooth replacement throughout their lives.

Kanji

換interchange, period, change
歯tooth, cog

Similar words

生はえ変かわり
生え変わり is a more general term for shedding and regrowth of teeth, hair, or feathers, while 換歯 specifically refers to tooth replacement in a biological context.

Etymology

Compound of 換 (exchange, replace) and 歯 (tooth). The exact historical derivation is uncertain; the spelling is conventionally associated with the biological concept of tooth replacement.