Where does “millennialong” come from?

millennialong (English) comes from English long, from English longitude, from Old French longitude, from Latin longitūdō, from Latin longus, from Latin -ē, from Latin dis-, from Latin calceus — small stone, pebble; gravel, rubble.

millennialong (English): Lasting several or many millennia

Definitions

  1. Lasting several or many millennia

Ancestry of “millennialong”, step by step

millennialong traces back through two separate lines of ancestry.

via English long

StepLanguageWordMeaning
1EnglishlongHaving much distance from one terminating point...
2EnglishlongitudeAngular distance measured west or east of the...
3Old Frenchlongitude
4Latinlongitūdōlength, longitude; longness
5Latinlongusfar, long; extended, prolonged; long; tedious,...
6Latinly; used to form adverbs from adjectives
7Latindis-asunder, apart, in two; reversal, removal;...
8Latincalceusshoe
9Latincalxlimestone; chalk; the finish line
10Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English millennia

StepLanguageWordMeaning
1Englishmillenniaplural of millennium
2EnglishmillenniumA period of time consisting of one thousand...
3Late Latinmillenniummillennium
4Latin-enniumforming periods of years
5Latin-ennis
6Latinannusyear; time; season
7Proto-Italicatnosyear
8Proto-Indo-Europeanh₂et-no-
9Proto-Indo-Europeanh₂et-grass
Every word from Ancient Greek χάλιξ