Definition of malvaceous in English:

malvaceous

adjective

Botany
  • Relating to or denoting plants of the mallow family (Malvaceae).

    • ‘I cannot be confident that several of the plants described here are indeed malvaceous.’
    • ‘The large malvaceous genus Abutilon is in need of critical revisionary study.’
    • ‘The malvaceous hosts were incubated at 30°C and symptoms were recorded after a two week period.’
    • ‘It is also found in natural infections of several leguminous and malvaceous species.’
    • ‘It has produced high-quality DNA from various malvaceous species, and from old cotton fibers.’

Origin

Late 17th century: from modern Latin Malvaceae (plural), based on Latin malva mallow, + -ous.

Pronunciation:

malvaceous

/malˈveɪʃəs/