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出典:Wiktionary
出典:『Wiktionary』 (2026/03/01 21:59 UTC 版)
From ab- (“away from”) + oral (“the mouth”).
aboral (comparative more aboral, superlative most aboral)
出典:Wikipedia
出典:『Wikipedia』 (2011/01/12 00:40 UTC 版)
In biology, aboral surfaces are surfaces away from or opposite the mouth. The term is a compound of the Latin preposition ā, a, abs, meaning from or away from and the noun ōs, ōris n., meaning mouth.
aboral