Where does “ラボラトリー” come from?

ラボラトリー (Japanese) comes from English laboratory, from Medieval Latin laboratorium, from Latin labotatorius, from Latin laborator, from Latin laboratus, from Latin laboro, from Latin labor, from Old Latin labos — fox.

Ancestry of “ラボラトリー”, step by step

StepLanguageWordMeaning
1EnglishlaboratoryA room, building or institution equipped for...
2Medieval Latinlaboratoriumlaboratory
3Latinlabotatoriuslaborable
4Latinlaboratorplowman, tiller of the soil
5Latinlaboratusproduced, having been produced
6LatinlaboroI toil, labor; I endeavor, strive; I suffer, am...
7Latinlaborwork; labour, toil; hardship, trouble, fatigue,...
8Old Latinlabos
9Romanianlabăpalm; paw
10Hungarianlábleg; foot; support, stand
11Proto-Uralicluwebone
12Proto-Iranian*Hrawpācáhfox
13Proto-Indo-Iranian*Hrawpāćásfox
Every word from Proto-Indo-Iranian *Hrawpāćás