Medical Dictionary

ecchymosis

noun ec·chy·mo·sis \ˌek-ə-ˈmō-səs\
plural ec·chy·mo·ses \-ˌsēz\

Medical Definition of ECCHYMOSIS

:  the escape of blood into the tissues from ruptured blood vessels marked by a livid black-and-blue or purple spot or area; also :  the discoloration so caused
ec·chy·mot·ic \-ˈmät-ik\ adjective

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