| Spermatophore 1. (n.) Same as Spermospore. 2. (n.) A capsule or pocket inclosing a number of spermatozoa. They are present in many annelids, brachiopods, mollusks, and crustaceans. In cephalopods the structure of the capsule is very complex. Thesaurus Entries androcyte, antheridium, antherozoid, male gamete, milt, protein, scum, seed, semen, seminal fluid, sperm, sperm cell, spermagonium, spermatic fluid, spermatid, spermatiophore, spermatium, spermatocyte, spermatogonium, spermatophore, spermatozoa, spermatozoid, spermatozoon |