Definition of trichome in English:

trichome

noun

Botany
  • A small hair or other outgrowth from the epidermis of a plant, typically unicellular and glandular.

    • ‘Nectar is secreted by glandular trichomes distributed over the internal surface of the corolla.’
    • ‘The majority of flowering plants produce multicellular trichomes.’
    • ‘The adaxial and abaxial surfaces of the investigated leaves of Styrian oil pumpkin showed numerous glandular trichomes and bristle hairs.’
    • ‘Moreover, the composition of exudates produced by glandular trichomes may change with leaf age.’
    • ‘Most labiates have glandular trichomes that emerge from the epidermal surface of their leaves, stems and reproductive structures.’

Origin

Late 19th century: from Greek trikhōma, from trikhoun cover with hair.

Pronunciation:

trichome

/ˈtriˌkōm//ˈtrīkōm/