Where does “torulin” come from?

torulin (English) comes from English torula, from Latin torulus, from Latin torus, from Proto-Indo-European sterh₃-, from Proto-Indo-European ster- — sterile, infertile.

torulin (English): An antineuritic basic compound isolated from yeast

Definitions

An antineuritic basic compound isolated from yeast

Ancestry of “torulin”, step by step

torulin traces back through two separate lines of ancestry.

via English torula

Step	Language	Word	Meaning
1	English	torula	Any of a group of fungi, "Candida utilis",...
2	Latin	torulus	a tuft of hair
3	Latin	torus	a swelling, protuberance, bulge, knot; the...
4	Proto-Indo-European	sterh₃-	to spread, extend, stretch out
5	Proto-Indo-European	ster-	sterile, infertile

via English in

Step	Language	Word	Meaning
1	English	in	Used to indicate location, inclusion, or position...
2	Middle English	in	Any kind of accomodation; particularly; A home or...
3	Old English	in	in; Alternative form of inn
4	Proto-West Germanic	*in	—

Every word from Proto-Indo-European ster- →Every word from Proto-Indo-European sterh₃- →Every word from Latin torus →