Where does “bivalved” come from?

bivalved (English) comes from English bi, from English biceps, from Latin biceps, from Latin bis, from Latin color, from Ancient Greek μέτρον, from Ancient Greek -τρον, from Proto-Hellenic -tron — Derives agent nouns from verbs, denoting someone...

bivalved (English): Having two valves

Definitions

  1. Having two valves

Ancestry of “bivalved”, step by step

bivalved traces back through two separate lines of ancestry.

via English bi

StepLanguageWordMeaning
1EnglishbiBisexual; A bisexual person; A type of jade disk...
2EnglishbicepsAny muscle having two heads; Specifically, the...
3Latinbicepsdouble-headed, having two heads; having two...
4Latinbistwice, two times, on two occasions, in two ways
5Latincolorcolour, shade; color; pigment; complexion
6Ancient Greekμέτρονsomething used to measure: measure, rule, weight;...
7Ancient Greek-τρονForms instrument nouns
8Proto-Hellenic-tronForms instrument nouns from verb stems
9Proto-Indo-European-tromForms nouns denoting a tool or instrument
10Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

via English valved

StepLanguageWordMeaning
1EnglishvalvedHaving valves; simple past tense and past...
2EnglishvalveA device that controls the flow of a gas or fluid...
3Latinvalvadouble or folding door; one leaf of such doors
4Proto-Italic*wolVwā-
5Proto-Indo-European*wol-ew-o-
Every word from Proto-Indo-European -tḗr