Where does “neurotrypsin” come from?

neurotrypsin (English) comes from English trypsin, from English -ín, from English in, from Middle English in, from Old English in, from Proto-West Germanic *in.

neurotrypsin (English): A serine peptidase stored in presynaptic nerve...

Definitions

  1. A serine peptidase stored in presynaptic nerve...

Ancestry of “neurotrypsin”, step by step

neurotrypsin traces back through two separate lines of ancestry.

via English trypsin

StepLanguageWordMeaning
1EnglishtrypsinA digestive enzyme that cleaves peptide bonds
2English-ínAttached to a word (usually a verb) to denote a protest, demonstration or other type of gathering characterized by the activity denoted by the base word
3EnglishinUsed to indicate location, inclusion, or position...
4Middle EnglishinAny kind of accomodation; particularly; A home or...
5Old Englishinin; Alternative form of inn
6Proto-West Germanic*in

via English neuro

StepLanguageWordMeaning
1EnglishneuroNeurologist; Neurology
Every word from Proto-West Germanic *inEvery word from Old English inEvery word from Middle English in