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单词 ganoid
释义

WordReference Random House Unabridged Dictionary of American English © 2024
gan•oid  (gan′oid),USA pronunciation adj. 
  1. Fish, Paleontologyof or pertaining to the Ganoidei, a group of mostly extinct fishes characterized by hard, bony scales, the living species of which include the paddlefishes, sturgeons, and gars.
  2. Fish(of the scale of a fish) having a smooth, shiny surface of ganoin or a similar substance.

n. 
  1. Paleontology, Fisha ganoid fish.
  • Greek gán(os) brightness + -oïde -oid
  • French ganoïde
  • 1830–40

Collins Concise English Dictionary © HarperCollins Publishers::
ganoid /ˈɡænɔɪd/ adj
  1. (of the scales of certain fishes) consisting of an inner bony layer and an outer layer of an enamel-like substance (ganoin)
  2. denoting fishes, including the sturgeon and bowfin, having such scales
 n
  1. a ganoid fish
Etymology: 19th Century: from French ganoïde, from Greek ganos brightness + -oid
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更新时间：2025/7/2 3:59:27