Proto-Indo-European root meaning "to urinate."
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit mehati "urinates;" Avestan maezaiti "urinates;" Greek omeikhein "to urinate;" Latin mingere "to urinate;" Armenian mizem "urinate;" Lithuanian minžu, minžti "urinate;" Old English migan "to urinate," micga "urine," meox "dung, filth."
1725, "the need very badly to urinate," from Latin micturitum, from past participle of micturire "to desire to urinate," desiderative of mingere "to urinate," from PIE root *meigh- "to urinate." As during the final 20 minutes of a 4-hour film after drinking a 32-ounce Mountain Dew from the snack bar and the movie ends with a drawn-out farewell scene while Frodo is standing on the pier and wavelets lap audibly on the dock the whole time as if the director was a sadist set on compounding your torment. Also used, incorrectly, for "act of urinating."
"urinate," by 1835, from micturition; malformed and with an erroneous sense; condemned from its birth.
as an adjective, "inducing or promoting urination;" as a noun, "medicine that promotes urination;" c. 1400 diuretik (adjective and noun), from Old French diuretique, from Late Latin diureticus, from Greek diouretikos "prompting urine," from diourein "urinate," from dia "through" (see dia-) + ourein "urinate," from ouron (see urine).