Where does “semitrypsin” come from?

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

semitrypsin (English): A form of trypsin that cleaves peptide bonds only at one end of a protein

Definitions

  1. A form of trypsin that cleaves peptide bonds only at one end of a protein

Ancestry of “semitrypsin”, step by step

semitrypsin 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 semi

StepLanguageWordMeaning
1EnglishsemiA semi-detached house; A semitrailer; a...
2Englishsemi-half; partial, incomplete; somewhat, rather,...
3Latinsēmi-half
4Proto-Indo-Europeansēmihalf; partially
Every word from Proto-West Germanic *inEvery word from Old English inEvery word from Middle English in
semitrypsin — Etymology, Origin & Word History | Etymology Explorer