senescence


se·nes·cence

noun \si-ˈne-sən(t)s\

: the state of being old or the process of becoming old

Full Definition of SENESCENCE

1
:  the state of being old :  the process of becoming old
2
:  the growth phase in a plant or plant part (as a leaf) from full maturity to death
se·nes·cent \-sənt\ adjective

Origin of SENESCENCE

senescent, from Latin senescent-, senescens, present participle of senescere to grow old, from sen-, senex old
First Known Use: 1695

Other Physiology Terms

eructation, flux, gustatory, menarche, myopia, torpor

se·nes·cence

noun \si-ˈnes-ən(t)s\   (Medical Dictionary)

Medical Definition of SENESCENCE

: the state of being old : the process of becoming old

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