menstruation

menstruation definition - medical

men·stru·a·tion (mĕnˌstro͞o-āˈshən)

noun
The process or an instance of discharging the menses.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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