Definition of imaginal disc in English:

imaginal disc

Line breaks: im¦agi|nal disc

noun

Entomology
  • A thickening of the epidermis of an insect larva which, on pupation, develops into a particular organ of the adult insect.
    More example sentences
    • Because the dorsal body wall develops from the wing imaginal disc, data on thoracic body wall patterning are available in Drosophila.
    • Why are imaginal discs present in some insects and not in others?
    • The imaginal discs now develop into rudimentary adult appendages like wings, legs, and antennae.

More definitions of imaginal disc

Definition of imaginal disc in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space