遊ゆう走そう細さい胞ぼうゆうそうさいぼうMeanings1nounwandering cell; planocyte; swarmer cellbiology›Biology term for a motile cell, especially in sponges or other invertebrates. Planocyte is a specific type; wandering cell is a broader term.海かい綿めん動どう物ぶつの遊ゆう走そう