Meaning of acropetal in English:


Pronunciation /əˈkrɒpɪt(ə)l/


  • 1Botany
    (of growth or development) upwards from the base or point of attachment.

    The opposite of basipetal

    ‘These features might be partly associated with the acropetal development of the terminal inflorescence.’
    • ‘The Alismataceae have acropetal leaf development.’
    • ‘Sepal initiation began on the basal lateral flower and continued in an acropetal direction until all floral meristems had completed sepal initiation.’
    • ‘Similarly, meristem activities in the same acropetal sequence or on the whole-root-system architecture have not yet been compared.’
    • ‘On average, an inflorescence developed 166 • 21 53 • 31 flowers that opened in acropetal order.’
    1. 1.1(of the movement of dissolved substances) outwards towards the shoot and root apices.
      ‘In every case, the basipetal movement was greater than the acropetal movement.’
      • ‘It is not clear whether this acropetal increase of flower meristem identity is related to the acropetal loss of the SD suppression.’
      • ‘Xylem flow carries the transpiration stream and is normally entirely acropetal.’


Late 19th century from Greek akron ‘tip’ + Latin petere ‘seek’ + -al.