cnidocyst

[ nahy-duh-sist ]
/ ˈnaɪ dəˌsɪst /

noun Zoology.

a nematocyst.

Origin of cnidocyst

First recorded in 1885–90; cnido- + -cyst
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019