Definition of cultivar in English:

cultivar

noun

Botany
  • A plant variety that has been produced in cultivation by selective breeding. Cultivars are usually designated in the style Taxus baccata ‘Variegata’.

    See also variety
    • ‘Plants of a given cultivar are generally closely spaced in groups.’
    • ‘These are in agreement with previous field research on dry matter partitioning in plants with different rice cultivars.’
    • ‘Plants from winter-type cultivars were first vernalized and then kept in the greenhouse.’
    • ‘At present most transgenic plants are crop varieties or cultivars and the changes they received have been very simple.’
    • ‘Many cultivars have bicolored petals and a striking yellow center.’

Origin

1920s: blend of cultivate and variety.

Pronunciation:

cultivar

/ˈkʌltɪvɑː/