Webster’s Revised Unabridged Dictionary · 1913
Strobila
Stro·bi′la (strō·bī′lȧ), n.; pl. Strobilæ (#). [NL., fr. Gr. στρόβιλος anything twisted, a pine cone.] (Zoöl.) (a) A form of the larva of certain Discophora in a state of development succeeding the scyphistoma. The body of the strobila becomes elongated, and subdivides transversely into a series of lobate segments which eventually become ephyræ, or young medusæ. (b) A mature tapeworm.