Relating to or involving a fulcrum or fulcra (in various senses).
| 单词 | θ36550 |
| 释义 | the world > animals > fish > parts of fish > [adjective] > having scales > of scales of specific type (5) fulcral1809 Relating to or involving a fulcrum or fulcra (in various senses). placoid1842 Zoology. Designating a type of fish scale resembling a small tooth with a broad flat base, made of dentine with a pointed backward projection of… cycloid1847 Resembling a circle; spec. in Zoology (a) of a somewhat circular form, with concentric striations; applied to the scales of certain fishes; (b)… ctenoid1872 Resembling a comb; having marginal projections like the teeth of a comb; pectinate; applied to the scales and teeth of certain fishes. cycloidal1872 Zoology. = cycloid, adj. (a). |
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