Gon`o*the"ca (?), n.; pl. Gonothec (#). [NL., fr. Gr. offspring + box.] Zool.
A capsule developed on certain hydroids (Thecaphora), inclosing the blastostyle upon which the medusoid buds or gonophores are developed; -- called also gonangium, and teleophore. See Hydroidea, and Illust. of Campanularian.
© Webster 1913.