Where does “multidoor” come from?

multidoor (English) comes from English multi, from English multituberculate, from English tuberculate, from Latin tuberculatus, from Latin tūberculum, from Latin tūber, from Proto-Italic tūβos, from Proto-Indo-European tewh₂- — to swell; to crowd; to be strong.

multidoor (English): Having or pertaining to more than one door

Definitions

  1. Having or pertaining to more than one door

Ancestry of “multidoor”, step by step

multidoor traces back through two separate lines of ancestry.

via English multi

StepLanguageWordMeaning
1EnglishmultiA multituberculate; Neolamprologus multifasciatus
2EnglishmultituberculateHaving molars with multiple rows of cusps; Any of...
3EnglishtuberculateHaving tubercles; Tubercular
4Latintuberculatuswarty, tuberculate
5Latintūberculuma small swelling, bump, or protuberance; a boil, pimple, tubercle
6Latintūbera hump, bump, swelling, protuberance; excrescence
7Proto-Italictūβos
8Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong

via English door

StepLanguageWordMeaning
1EnglishdoorA portal of entry into a building, room, or...
2Middle EnglishdoreA door or gate structure barring an entrance
3Old Englishdorabumblebee
4Proto-Germanicdurôbumblebee, humming insect
5Proto-Indo-Europeandʰer-to support; to hold
Every word from Proto-Indo-European tewh₂-Every word from Proto-Italic tūβosEvery word from Latin tūber
multidoor — Etymology, Origin & Word History | Etymology Explorer