cnidoblast; nematocyte
Specialized biological term for the stinging cell found in cnidarians such as jellyfish and sea anemones.
クラゲの触手には刺細胞がたくさんある。
There are many cnidoblasts in the tentacles of jellyfish.
Compound of 刺 (し, 'sting') and 細胞 (さいぼう, 'cell').