Where does “intermammillary” come from?

intermammillary (English) comes from English inter, from Middle English enteren, from French entrer, from Middle French entrer, from Old French entrer, from Latin intrō, from Latin intra, from Latin interus — Contrastive or oppositional adjectival suffix.

intermammillary (English): Between the breasts or nipples

Definitions

  1. Between the breasts or nipples

Ancestry of “intermammillary”, step by step

intermammillary traces back through two separate lines of ancestry.

via English inter

StepLanguageWordMeaning
1EnglishinterTo bury in a grave; To confine, as in a prison
2Middle Englishenteren
3Frenchentrerto enter
4Middle Frenchentrerto enter
5Old Frenchentrerto enter
6Latinintrōto enter, go into, come in, get in, penetrate
7Latinintrawithin; inside; during; less than
8Latininterus
9Proto-Indo-Europeanh₁énterosinside, within
10Proto-Indo-European-terosContrastive or oppositional adjectival suffix

via English mammillary

StepLanguageWordMeaning
1EnglishmammillaryResembling a breast or nipple in shape or form;...
2Latinmammillāris
3Latinmamillabreast; nipple, teat
4Latinmammaa breast; an udder; a pap; a teat, a dug
5Latinferōto bear; to carry
6Proto-Italicferōcarry, bear
7Proto-Indo-Europeanbʰéretito be carrying
8Proto-Indo-Europeanbʰēr-shiny, light brown
Every word from Proto-Indo-European -terosEvery word from Proto-Indo-European h₁énterosEvery word from Latin interus