profuse in growth or production; luxuriant; superabundant: exuberant vegetation.
Origin: 1425–75;late Middle English < Latinexūberant- (stem of exūberāns), present participle of exūberāre, equivalent to ex-ex-1 + ūberāre to be fruitful (derivative of ūber fertile); see -ant
mid-15c., from L. exuberantem "overabundance," prp. of exuberare "be abundant, grow luxuriously," from ex- "thoroughly" + uberare "be fruitful," related to uber "udder," from PIE base *udhr- (see udder). Related: Exuberantly; exuberate; exuberating.