Where does “expansin” come from?

expansin (English) comes from English expansion, from French expansion, from Latin expansio, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis- — small stone, pebble; gravel, rubble.

expansin (English): Any of a family of non-enzymatic proteins, found...

Definitions

  1. Any of a family of non-enzymatic proteins, found...

Ancestry of “expansin”, step by step

expansin traces back through two separate lines of ancestry.

via English expansion

StepLanguageWordMeaning
1EnglishexpansionThe act or process of expanding; The fractional...
2Frenchexpansionexpansion
3Latinexpansioexpansion
4Latin-tiōtion, -ation, -ing
5Latindissertātiō(spoken) dissertation, discourse, disquisition
6Latindissertusarranged, disposed; explained
7Latindissereresecond-person singular future passive indicative...
8Latindis-asunder, apart, in two; reversal, removal;...
9Latincalceusshoe
10Latincalxlimestone; chalk; the finish line
11Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English in

StepLanguageWordMeaning
1EnglishinUsed to indicate location, inclusion, or position...
2Middle EnglishinAny kind of accomodation; particularly; A home or...
3Old Englishinin; Alternative form of inn
4Proto-West Germanic*in
Every word from Ancient Greek χάλιξ