Where does “invagination” come from?

Invagination derives from English invaginate, from Latin -io (suffix forming nouns), Latin vagina (sheath), Latin in (in), and Proto-Indo-European roots ne (not) and h₁én (to be).

invagination (English): The process where an anatomical part invaginates...

Definitions

The process where an anatomical part invaginates...

Ancestry of “invagination”, step by step

Step	Language	Word	Meaning
1	English	-ion	an action or process, or the result of an action...
2	Ancient Greek	ἀπόγειον	apogee, greatest distance from the Earth
3	Ancient Greek	ἀπό	from, away from; because of, as a result of
4	Ancient Greek	Ἥλιος	sun
5	Ancient Greek	τύπος	A blow, pressing; The results of a blow: mark,...
6	Ancient Greek	τύπτω	to beat, strike, smite; to beat, strike oneself
7	Proto-Indo-European	(s)tewp-	to push, to stick
8	Proto-Indo-European	(s)tew-	to push, to hit

Every word from Proto-Indo-European (s)tew- →