Where does “hadronless” come from?

hadronless (English) comes from English less, from Middle English les, from Old English lēas, from Proto-Germanic *laus.

hadronless (English): Without hadrons

Definitions

  1. Without hadrons

Ancestry of “hadronless”, step by step

hadronless traces back through two separate lines of ancestry.

via English less

StepLanguageWordMeaning
1EnglishlessTo a smaller extent or degree; comparative form...
2Middle Englishlesfalse; lying; deceptive; falsehood; a lie
3Old Englishlēasfalse, lax; false, void, loose; devoid of, loose...
4Proto-Germanic*laus

via English hadron

StepLanguageWordMeaning
1EnglishhadronA composite particle that comprises two or more...
2Ancient Greekἁδρόςfull grown, grown up, adult; stout
3Ancient Greek-ρόςable, tending to be X'ed (for a verb X); a suffix generally deriving adjectives from verbal stems
4Proto-Indo-European-rósForms adjectives from Caland system roots
Every word from Proto-Germanic *lausEvery word from Old English lēasEvery word from Middle English les