Where does “coolroom” come from?

coolroom (English) comes from English cool, from Middle English cool, from Middle English pek, from Middle English pike, from Old English pīc, from Proto-Germanic *pīk, from Latin pix, from Proto-Indo-European pik- — sap, juice.

coolroom (English): An item of laboratory equipment: a large...

Definitions

  1. An item of laboratory equipment: a large...

Ancestry of “coolroom”, step by step

coolroom traces back through two separate lines of ancestry.

via English cool

StepLanguageWordMeaning
1EnglishcoolHaving a slightly low temperature; mildly or...
2Middle Englishcool
3Middle Englishpekpeak
4Middle EnglishpikeAlternative form of pyke; pike; sharp point, iron...
5Old Englishpīcpointed object, pick axe
6Proto-Germanic*pīk
7Latinpixpitch, tar
8Proto-Indo-Europeanpik-to be angry; pitch; resin
9Proto-Indo-Europeanpi-sap, juice

via English room

StepLanguageWordMeaning
1EnglishroomOpportunity or scope; Space "for" something, or...
2Middle EnglishroumA space or area; A room
3Old Englishrūmroom, space; roomy, spacious, ample, extensive,...
4Proto-West Germanicrūmroomy, spacious; room, open space
5Proto-Germanicrūmazroomy, spacious, open
6Proto-Indo-Europeanrewh₁-free space
Every word from Proto-Indo-European pi-