tentaculocyst

== English == === Etymology === tentaculum + cyst === Noun === tentaculocyst (plural tentaculocysts) (zoology) One of the sensory organss of certain jellyfish. Synonyms: auditory tentacle, rhopalium === References === “tentaculocyst”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.