Meaning of apoptosis in English:


Pronunciation /ˌapɒpˈtəʊsɪs/


mass nounPhysiology
  • The death of cells which occurs as a normal and controlled part of an organism's growth or development.

    ‘Programmed cell death by apoptosis plays a key role in molding the form of chick and mammalian limbs, especially the digits.’
    • ‘Radioiodine can cause significant apoptosis and mitotic cell death in the thyroid tissue.’
    • ‘In addition, the signals that lead a cell to necrosis or apoptosis remain to be elucidated.’
    • ‘We have reported that turmeric also activates the lymphocytes and induces apoptosis to tumor cells.’
    • ‘The role of macrophage apoptosis in containing the growth of the bacilli is also discussed.’


1970s from Greek apoptōsis ‘falling off’, from apo ‘from’ + ptōsis ‘falling, a fall’.