Where does “equiproportionate” come from?

equiproportionate (English) comes from English proportionate, from Latin proportionatus — proportioned, proportionate.

Ancestry of “equiproportionate”, step by step

equiproportionate traces back through two separate lines of ancestry.

via English proportionate

StepLanguageWordMeaning
1EnglishproportionateIn proportion; proportional; commensurable;...
2Latinproportionatusproportioned, proportionate

via English equi

StepLanguageWordMeaning
1Englishequi—
Every word from Latin proportionatus →Every word from English proportionate →