crown-rump length

crown-rump length definition - medical

crown-rump length

noun
The length of an embryo or fetus measured from the skull vertex to the midpoint between the apices of the buttocks.

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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