- tending to float in a fluid.
- capable of keeping a body afloat, as a liquid.
- not easily depressed; cheerful.
- cheering or invigorating.
Origin of buoyant
SynonymsSee more synonyms for on Thesaurus.com
Examples from the Web for buoyant
It was in this buoyant baby boom atmosphere that my parents grew up.Those Kansas City Blues: A Family History
October 24, 2014
Seeger showed Springsteen that political music could be buoyant, even as it dealt with the weightiest issues.Springsteen, Seeger, and the Joy of Political Music
February 2, 2014
The stock market has been buoyant, and interest rates have been rising in part because of expectations of higher economic growth.The December Jobs Report Is Drunk
January 10, 2014
The little girl who had once stood there with a bouquet was out in California, a buoyant and youthful 66 years old.The Little Girl Who Welcomed Mossadegh to New York
September 27, 2013
What is less convincing is her buoyant optimism about our odds of survival.It’s the End of the World but We’ll Be Fine
May 18, 2013
I breathed freely, and my form seemed to expand itself with buoyant life.Philothea
Lydia Maria Child
Light and buoyant as the child was, her tightened clasp had begun to tell on him.Malbone
Thomas Wentworth Higginson
It was difficult to remain long angry with so buoyant a nature.In the Midst of Alarms
Hydrogen is the lightest and consequently the most buoyant of all known gases.Flying Machines
W.J. Jackman and Thos. H. Russell
Nor, as the days went by, did this buoyant happiness ever fail him.The Underdog
F. Hopkinson Smith
- able to float in or rise to the surface of a liquid
- (of a liquid or gas) able to keep a body afloat or cause it to rise
- cheerful or resilient
Word Origin and History for buoyant
1570s, perhaps from Spanish boyante, present participle of boyar "to float," from boya "buoy," from Dutch boei (see buoy (n.)). Of personalities, etc., from c.1748. Related: Buoyantly.