Definition of cryptophyte in English:

cryptophyte

Pronunciation /ˈkrɪptə(ʊ)fʌɪt/

noun

  • 1Botany
    A plant in which the dormant buds are below the surface of the soil or submerged under water.

    Chamaephyte, hemicryptophyte, phanerophyte, and therophyte are the other categories in Raunkiaer's original classification of plant life forms.

  • 2Biology
    A unicellular flagellate of the phylum Cryptophyta; a cryptomonad.

Origin

Mid 19th century (in an earlier sense). From crypto- + -phyte.