Medical Dictionary


noun seg·men·ta·tion \ˌseg-(ˌ)men-ˈtā-shən\

Medical Definition of SEGMENTATION

:  the act or process of dividing into segments; especially :  the formation of many cells from a single cell (as in a developing egg)
:  annular contraction of smooth muscle (as of the intestine) that seems to cut the part affected into segments—compare peristalsis
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