† millionousadj.
Origin: Formed within English, by derivation. Etymons: million n., -ous suffix.
Etymology: < million n. + -ous suffix.
Obsolete.
rare.
the world > relative properties > number > specific numbers > hundred and over > [adjective] > million > counted in millions
1666 G. Alsop 12 They [sc. waterfowl] arrive in millionous multitudes in Mary-Land about the middle of September.
This entry has been updated (OED Third Edition, March 2002; most recently modified version published online June 2021).