'Hemimetabola' definitions:

Definition of 'Hemimetabola'

(from WordNet)
noun
Subclass of insects characterized by gradual and usually incomplete metamorphosis [syn: Exopterygota, subclass Exopterygota, Hemimetabola]

Definition of 'Hemimetabola'

From: GCIDE
  • Hemimetabola \Hem`i*me*tab"o*la\, n. pl. [NL. See Hemi-, and Metabola.] (Zool.) Those insects which have an incomplete metamorphosis. [1913 Webster]