Where does “ultrafiltered” come from?

ultrafiltered (English) comes from English filtered, from English filter, from German filter, from French filtré, from Medieval Latin filtrum, from Frankish filtir, from Frankish *felt, from Proto-Germanic *felt — to cover, to wrap; skin, hide, cloth; to fold.

ultrafiltered (English): filtered using ultrafiltration

Definitions

  1. filtered using ultrafiltration

Ancestry of “ultrafiltered”, step by step

StepLanguageWordMeaning
1EnglishfilteredWith a filter; Having been filtered; simple past...
2EnglishfilterA device which separates a suspended, dissolved,...
3Germanfilterinflection of filtern: ## first-person singular...
4Frenchfiltrépast participle of filtrer; filtered
5Medieval Latinfiltrumfelt
6Frankishfiltir
7Frankish*felt
8Proto-Germanic*felt
9Proto-Indo-Europeanpeld-something beaten or compressed; felt
10Proto-Indo-Europeanpelh₂-to approach
11Proto-Indo-Europeanpel-to cover, to wrap; skin, hide, cloth; to fold
Every word from Proto-Indo-European pel-Every word from Proto-Indo-European pelh₂-Every word from Proto-Indo-European peld-