释义 |
n.A ventral folding of the cephalic extremity in the embryonic disk, so that the brain lies in a rostral direction to the mouth and pericardium. Words nearby head foldheader, header bond, headfast, headfirst, headfish, head fold, head for, headforemost, headframe, headfuck, head gate The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |