Where does “calefactory” come from?

calefactory (English) comes from Latin calefactorius, from Latin calefaciō, from Latin faciō, from Latin -torium, from Latin -tōrius, from Latin -tor, from Proto-Italic -tōr, from Proto-Indo-European -tōr.

calefactory (English): warming; The room or building in a monastery...

Definitions

  1. warming; The room or building in a monastery...

Ancestry of “calefactory”, step by step

calefactory traces back through two separate lines of ancestry.

via Latin calefactorius

StepLanguageWordMeaning
1Latincalefactoriushaving a warming or heating power
2Latincalefaciōto warm or heat
3Latinfaciōto do
4Latin-toriumnominative neuter singular of -tōrius; accusative...
5Latin-tōriusory
6Latin-tor-er
7Proto-Italic-tōrForms agent nouns to verb stems
8Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
9Proto-Indo-European-tor-s

via Medieval Latin calefactōrium

StepLanguageWordMeaning
1Medieval Latincalefactōrium
Every word from Proto-Indo-European -tor-sEvery word from Latin -toriumEvery word from Latin -tor