Definition of gesneriad in English:

gesneriad

noun

  • A tropical plant of a family that includes African violets, gloxinias, and their relatives.

    • ‘Their catalogue lists more than 100 streptocarpus, around 40 named saintpaulias, a host of other gesneriads, coleus and 60 begonias grown mainly for foliage.’
    • ‘Volunteer guides roam the greenhouses ready to answer questions about rooms filled with rain forest tropical plants, blooming orchids, aroids and gesneriads.’

Origin

Mid 19th century: from modern Latin Gesneria (genus name), from the name of Conrad von Gesner (1516–65), Swiss naturalist, + -ad.

Pronunciation:

gesneriad

/ɡɛsˈnɪərɪad/