Where does “interambulacrum” come from?

interambulacrum (English) comes from English ambulacrum, from Latin ambulācrum, from Latin ambulō, from Latin ambi-, from Latin ambō, from Proto-Indo-European h₂m̥bʰi, from Proto-Indo-European h₂n̥tbʰi, from Proto-Indo-European h₂énts — on, onto.

interambulacrum (English): In echinoderms, one of the areas or zones...

Definitions

  1. In echinoderms, one of the areas or zones...

Ancestry of “interambulacrum”, step by step

interambulacrum traces back through two separate lines of ancestry.

via English ambulacrum

StepLanguageWordMeaning
1EnglishambulacrumA row of pores for the protrusion of appendages...
2LatinambulācrumA place for walking, a walk or promenade planted with trees (often near a house)
3Latinambulōto traverse, travel
4Latinambi-around, about
5Latinambōboth
6Proto-Indo-Europeanh₂m̥bʰiaround, on either side of, about; in exchange...
7Proto-Indo-Europeanh₂n̥tbʰi
8Proto-Indo-Europeanh₂éntsforehead; front
9Proto-Indo-Europeanh₂ent-face; forehead; front
10Proto-Indo-Europeanh₂en-on, onto

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
Every word from Proto-Indo-European h₂en-Every word from Proto-Indo-European h₂ent-Every word from Proto-Indo-European h₂énts