English Dictionary

instar

/ˈɪnstɑː/

noun

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

The instar of the butterfly is a stage in its life cycle.

意味（1）

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

意味（2）

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

In A. orientalis, first and second instars were more susceptible than third instars to H. bacteriophora TF strain, […]

意味（3）

(by extension) A stage in development.

We avoided Tourist Homes, country cousins of Funeral ones, old-fashioned, genteel and showerless, with elaborate dressing tables in depressingly white-and-pink little bedrooms, and photographs of the landlady’s children in all their instars.