verb (used with object), evaginated, evaginating.
to turn inside out, or cause to protrude by eversion, as a tubular organ.

1650–60; < Late Latin ēvāgīnātus (past participle of ēvāgīnāre) unsheathed, equivalent to ē- e-1 + vāgīn(a) scabbard, sheath (see vagina) + -ātus -ate1

evaginable [ih-vaj-uh-nuh-buhl] , adjective
evagination, noun
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World English Dictionary
evaginate (ɪˈvædʒɪˌneɪt)
(tr) med to turn (an organ or part) inside out; turn the outer surface of (an organ or part) back on itself
[C17: from Late Latin ēvāgīnāre to unsheathe, from vāgīna sheath]

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American Heritage
Medical Dictionary

evagination e·vag·i·na·tion (ĭ-vāj'ə-nā'shən)
The protrusion of some part or organ from its normal position.

e·vag'i·nate' v.
The American Heritage® Stedman's Medical Dictionary
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