IPA: //ˈkælɪsaɪn//
KK: /ˈkælɪsaɪn/
Relating to or resembling the outer part of a flower that protects the petals.
The calycine structure of the flower helps to attract pollinators.
Calycine is derived from "calyx" (from Latin *calyx*, meaning a cup or husk) and the suffix "-ine" (meaning pertaining to or of the nature of). The word "calycine" refers to something that is related to or resembling a calyx, which is the outer part of a flower that protects the petals.
Think of a 'calyx' as a protective 'cup' for a flower, and remember that 'calycine' means something that is related to that protective part.