PROS'PEROUS, adjective [Latin prosperus.] Advancing in the pursuit of any thing desirable; making gain or increase; thriving; successful; as a prosperous trade; a prosperous voyage; a prosperous expedition or undertaking; a prosperous man, family or nation; a prosperous war. The seed shall be prosperous; the vine shall give her fruit. Zechariah 8:12. 1. Favorable; favoring success; as a prosperous wind.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI