intr.v., -nat·ed, -nat·ing, -nates.
To excrete urine.
[Medieval Latin ūrīnāre, ūrīnāt-, from Latin ūrīna, urine. See urine.]
urination u'ri·na'tion n.urinative u'ri·na'tive adj.
urinator u'ri·na'tor n.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.
