hourglass contraction


Also found in: Dictionary, Thesaurus, Legal, Financial, Encyclopedia.

hour·glass con·trac·tion

constriction of the middle portion of a hollow organ, such as the stomach or the gravid uterus.
Farlex Partner Medical Dictionary © Farlex 2012

hour·glass con·trac·tion

(owr'glas kŏn-trak'shŭn)
Constriction of the middle portion of a hollow organ, such as the stomach or the gravid uterus.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

hourglass contraction

An excessive, irregular contraction of an organ at its center.
See: ectasia
See also: contraction
Medical Dictionary, © 2009 Farlex and Partners