'Denticle' definitions:

Definition of 'denticle'

From: WordNet
noun
Small pointed ridge on the exoskeleton of an arthropod

Definition of 'Denticle'

From: GCIDE
  • Denticle \Den"ti*cle\, n. [L. denticulus a little tooth, dim. of dens, dentis, tooth. See Dental, and cf. Dentelli.] A small tooth or projecting point. Denticulate