Definition of "instar" in Englisch

noun

1. Any one of the several stages of postembryonic development which an arthropod undergoes, between molts, before it reaches sexual maturity.

2. An arthropod at a specified one of these stages of development.

3. (by extension) A stage in development.

verb

1. (transitive, archaic) To stud or adorn with stars or other brilliants; to star.

2. (transitive) To make a star of; set as a star.