joyous(adjective) adjective1. full of or characterized by joy- felt a joyous abandon- joyous laughterSimilar word(s): elated, happy, joyful, ecstatic, enraptured, rapt, rapturous, rhapsodic, elated, gleeful, joyful, jubilant, festal, festive, gay, merry, jocund, jolly, jovial, mirthful