Where does “roundhead” come from?

roundhead (English) comes from English Roundhead, from English round, from Middle English round, from Old French reont, from Latin retundus, from Latin rotundus, from Latin rotō, from Latin Rota — to run.

roundhead (English): Having a dome-shaped head; A roundhead screw, one...

Definitions

  1. Having a dome-shaped head; A roundhead screw, one...

Ancestry of “roundhead”, step by step

StepLanguageWordMeaning
1EnglishRoundheadA supporter of parliament during the English...
2EnglishroundShape; Complete, whole, not lacking; Convenient...
3Middle Englishroundcircle, round
4Old Frenchreontround
5Latinretundusround
6Latinrotundusround, circular; spherical, rotund; rounded,...
7Latinrotōto turn, trend, wheel, roll, swing about, whirl, rotate; brandish
8LatinRotaan ecclesiastical appellate court in the Catholic...
9Proto-Italicrotā—
10Proto-Indo-EuropeanHróth₂-eh₂—
11Proto-Indo-EuropeanHreth₂-to run
Every word from Proto-Indo-European Hreth₂- →Every word from Proto-Indo-European Hróth₂-eh₂ →Every word from Proto-Italic rotā →