Source : Webster's Revised Unabridged Dictionary (1913)

Strobila \Stro*bi"la\, n.; pl. {Strobil[ae]}. [NL., fr. Gr. ?
   anything twisted, a pine cone.] (Zo["o]l.)
      (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 ephyr[ae], or young medus[ae].
      (b) A mature tapeworm.