Definition of integument in English:

integument

noun

  • A tough outer protective layer, especially that of an animal or plant:

    ‘this chemical compound is found in the integument of the seed’
    • ‘Legumes possess highly differentiated seed coats that arise from the inner and outer integuments of the ovule.’
    • ‘The outer integument remains two cell layers thick throughout development and does not contribute to the micropyle.’
    • ‘The integument is a layer of tissue found in all seeds; it is produced by the parent plant, and develops into the seed coat.’
    • ‘During development of the ovule, the inner of the two integuments disappears, while the outer integument differentiates into different layers of the seed coat.’
    • ‘Hosts may be infected via the integument or via the gut epithelium.’

Origin

Early 17th century (denoting a covering or coating): from Latin integumentum, from the verb integere, from in- in + tegere to cover.

Pronunciation:

integument

/ɪnˈtɛɡjʊm(ə)nt/