Planaria
n.
flat worm-like animal, 1819, from Modern Latin (1776) noun use of fem. of Latin planarius, literally "on level ground" (here used to mean "flat"), from planum, planus "flat, level, even, plain" (see plane, n.1). Related: Planarian.
词汇 | Planaria |
词根词缀 | Online Etymology Dictionary Planaria n. flat worm-like animal, 1819, from Modern Latin (1776) noun use of fem. of Latin planarius, literally "on level ground" (here used to mean "flat"), from planum, planus "flat, level, even, plain" (see plane, n.1). Related: Planarian. |
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