verbBiology & Physiology
mid 17th century: from Latin evaginat- 'unsheathed', from the verb evaginare, from e- (variant of ex-) 'out of' + vagina 'sheath'.
- More example sentences
- The adenohypophysis, or anterior pituitary, is derived from an evagination of oral ectoderm of the dorsal median region of the stomodeum.
- The normal pancreas is derived from several evaginations originating from the wall of the primitive duodenum.
- On the other hand, rectal prolapse is a full-thickness evagination of the rectal wall outside the anal opening.
Definition of evaginate in:
- The US English dictionary