n.
A usually prolonged and painful contraction or spasm of the vagina.
[New Latin vāgīnismus : VAGIN(A) + Latin -ismus, -ism.]
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.