Source : Webster's Revised Unabridged Dictionary (1913)

Taeniosomi \T[ae]`ni*o*so"mi\, n. pl. [NL., fr. Gr. ? ribbon + ?
   body.] (Zo["o]l.)
   An order of fishes remarkable for their long and compressed
   form. The ribbon fishes are examples. See {Ribbon fish},
   under {Ribbon}.