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apoptosis

play
noun ap·o·pto·sis \ˌa-pəp-ˈtō-səs, -pə-ˈtō-\

Definition of apoptosis

plural

apoptoses

play \-ˌsēz\
  1. :  a genetically directed process of cell self-destruction that is marked by the fragmentation of nuclear DNA, is activated either by the presence of a stimulus or removal of a suppressing agent or stimulus, and is a normal physiological process eliminating DNA-damaged, superfluous, or unwanted cells —called also programmed cell death

apoptotic

play \-ˈtä-tik\ adjective


Origin and Etymology of apoptosis

New Latin, from Greek apoptōsis a falling off, from apopiptein to fall off, from apo- + piptein to fall — more at feather


First Known Use: 1972


Medical Dictionary

apoptosis

noun ap·o·pto·sis \ˌa-pəp-ˈtō-səs, -pə-ˈtō-\

Medical Definition of apoptosis

plural

apoptoses

\-ˌsēz\play
  1. :  a genetically determined process of cell self-destruction that is marked by the fragmentation of nuclear DNA, is activated either by the presence of a stimulus or by the removal of a stimulus or suppressing agent, is a normal physiological process eliminating DNA-damaged, superfluous, or unwanted cells (as immune cells targeted against the self in the development of self-tolerance or larval cells in amphibians undergoing metamorphosis), and when halted (as by genetic mutation) may result in uncontrolled cell growth and tumor formation—called also cell suicide, programmed cell death

apoptotic

\-ˈtät-ik\play adjective



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