placoid

a. (鱼鳞)板状的, 盾鳞状的 n. 有盾鳞的鱼

词形变化

placoids 复数 placoids

别名

placoidal

释义与例句

n.
  1. 1.

    Such a scale

  2. 2.

    Any fish having placoid scales, such as the sharks

  3. 3.

    A placodioid lichen

adj.
  1. 1.

    Platelike; having irregular, platelike, bony scales, often bearing spines; pertaining to the placoid fish

词汇关系

形容词

同义词 1

platelike

近义相关 2

two-dimensional planar

词源

From Ancient Greek πλάξ (pláx, stem plak-) + -oid.

来源：wiktionary