| Placoides | ‖n. pl. [ NL. ] (Zool.) A group of fishes including the sharks and rays; the Elasmobranchii; -- called also |
| Placoid | a. [ Gr. |
| Placoid | n. (Zool.) |
| placoidian | n. (Zool.) One of the placoids. [ 1913 Webster ] |
| placoid |
| placoid | (adj) as the hard flattened scales of e.g. sharks, Syn. platelike |
| 楯鱗 | [じゅんりん, junrin] (n) placoid scale [Add to Longdo] |