'Instar' definitions:
Definition of 'instar'
From: WordNet
noun
An insect or other arthropod between molts
Definition of 'Instar'
From: GCIDE
- Instar \In"star`\, n. a postembryonic stage of life of an arthropod, especially an insect, between two successive molts; also, the arthropod when in that stage of life. [PJC]
Definition of 'Instar'
From: GCIDE
- Instar \In*star"\, v. t. To stud as with stars. [R.] "A golden throne instarred with gems." --J. Barlow. [1913 Webster]