Definition of cupule in English:

cupule

noun

Botany Zoology
  • A cup-shaped organ, structure, or receptacle in a plant or animal.

    • ‘The ovule is surrounded by integument tissues which produce the seed coat, and in the earliest seed plants another layer called the cupule enclosed the entire ovule/seed.’
    • ‘Lyginopterids bore cupules, which can be described as tulip shaped structures.’
    • ‘The internodes have invaginations that are termed cupules.’
    • ‘Particle capture was by cilia located in the cupules.’
    • ‘Thus, the cupule is a simple uniaxial structure.’

Origin

Late Middle English: from late Latin cupula (see cupola).

Pronunciation:

cupule

/ˈkjuːpjuːl/