choana

名词 n.
中文释义
美 /ˈkoʊ.ən.ə/

英文释义

名词 n.
  1. A funnel; a funnel-shaped opening.
    — Near-synonyms: infundibulum, pelvis, cornu
  2. A pair of apertures towards the back of the nasal cavity, opening into the nasopharynx.
    — The choanal glands of caecilians open at the margin of the choanae, whereas those of salamanders open deep within the choanae at the margin of the olfactory epithelium.

词形变化

choanae plural

词汇关系

衍生词
choanal choanate choanoid choano- choan-
相关词
choanite

词源

Borrowing from New Latin choana, from Ancient Greek χοᾰ́νη (khoắnē, “funnel”), from χέω (khéō, “to pour”) + -ᾰ́νη (-ắnē, suffix for utensil names).
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