Medical Dictionary
inertia
noun in·er·tia \in-ˈər-shə, -shē-ə\
Medical Definition of INERTIA
1
a : a property of matter by which it remains at rest or in uniform motion in the same straight line unless acted upon by some external force b : an analogous property of other physical quantities (as electricity)
2
: lack of activity or movement—used especially of the uterus in labor when its contractions are weak or irregular
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