Definition of adaxial in English:

adaxial

adjective

Botany
  • Facing toward the stem of a plant (especially denoting the upper surface of a leaf)

    The opposite of abaxial
    • ‘Colour fluorescence micrographs depict the first leaf adaxial surface from 2-week-old wheat.’
    • ‘In Florida, Prokelisia are present throughout the year feeding on the phloem and laying eggs into the adaxial surfaces of the leaves.’
    • ‘Since the midvein (indicated by an arrowhead) is at the center of the images it is clearly shown that the leaves curl toward their adaxial surface.’
    • ‘The environments of the adaxial and abaxial leaf surface differ in many ways.’
    • ‘For this reason, separate mechanisms of acclimation for regulation of stomatal density on adaxial and abaxial surfaces have been proposed.’

Pronunciation:

adaxial

/aˈdaksēəl/