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apoptosis

Programmed cell death: an orderly process by which the body removes cells it no longer needs.

ap-op-TOH-sis noun

Word parts

apo- away from-ptosis falling

What it means

A planned, tidy way for a cell to die. The cell shrinks and breaks into small pieces that other cells clear away, without causing inflammation. It removes old or damaged cells and shapes tissues during development. Cancer cells often escape it, which lets them keep growing. It differs from necrosisneh-KROH-sisThe death of cells or tissue in a part of the body.necr/o death-osis conditionFull entry , the messy death of cells from injury.

At a glance

Spanishapoptosis

Related terms

necrosis

The death of cells or tissue in a part of the body.

cellular

Relating to cells, the smallest living units that make up the body.

mutation

A change in the genetic code (DNA) of a cell.

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