Where does “greenfield” come from?

Greenfield derives from English green and field, with field tracing through Middle English feld, Old English feld, and Proto-Germanic felþuz to Proto-Indo-European pelh₂-, meaning to spread or unfold.

greenfield (English): A site, to be used for housing or commerce, whose...

Definitions

  1. A site, to be used for housing or commerce, whose...

Ancestry of “greenfield”, step by step

greenfield traces back through two separate lines of ancestry.

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

via English green

StepLanguageWordMeaning
1EnglishgreenHaving green as its color; Sickly, unwell;...
2Middle Englishgrenegreen
3Old Englishgrēnegreen
4Proto-West Germanicgrōnīgreen
5Proto-Germanicgrōnizgreen
6Proto-Indo-Europeanǵʰreh₁-to become green, grow; to grow; to green, to grow
Every word from Proto-Indo-European pel-
greenfield — Etymology, Origin & Word History | Etymology Explorer