Bible Dictionaries
Trachymedusae

Webster's Dictionary

(n. pl.) A division of acalephs in which the development is direct from the eggs, without a hydroid stage. Some of the species are parasitic on other medusae.

Bibliography Information
Webster, Noah. Entry for 'Trachymedusae'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​t/trachymedusae.html. 1828.