Where does “darkfield” come from?

darkfield (English) comes from English dark, from Middle English derk, from Old English deorc, from Proto-West Germanic derk, from Proto-Germanic derkaz, from Proto-Indo-European dʰerg-o-s, from Proto-Indo-European dʰerg-, from Proto-Indo-European dʰer- — to support; to hold.

darkfield (English): Being or relating to a method of microscopy that...

Definitions

  1. Being or relating to a method of microscopy that...

Ancestry of “darkfield”, step by step

darkfield traces back through two separate lines of ancestry.

via English dark

StepLanguageWordMeaning
1EnglishdarkHaving an absolute or relative lack of light;...
2Middle Englishderkdark
3Old Englishdeorcdark
4Proto-West Germanicderkdirty; dark
5Proto-Germanicderkaz
6Proto-Indo-Europeandʰerg-o-s
7Proto-Indo-Europeandʰerg-to dim, darken; dim, dull; dark, dusky
8Proto-Indo-Europeandʰer-to support; to hold

via English field

StepLanguageWordMeaning
1EnglishfieldA land area free of woodland, cities, and towns;...
2Middle EnglishfeeldA field; The countryside; empty land that...
3Old Englishfeldfield
4Proto-West Germanicfelþufield
5Proto-Germanicfelþuzfield, plain
6Proto-Indo-Europeanpelh₂-to approach
7Proto-Indo-Europeanpel-to cover, to wrap; skin, hide, cloth; to fold
Every word from Proto-Indo-European dʰer-