El"y*tron . [NL., fr. Gr. , fr. to roll round.] Zool. (a)
One of the anterior pair of wings in the Coleoptera and some other insects, when they are thick and serve only as a protection for the posterior pair.
See
Coleoptera. (b)
One of the shieldlike dorsal scales of certain annelids. See Chaetopoda.
© Webster 1913.