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Definition of Buoyant
1. Adjective. Tending to float on a liquid or rise in air or gas. "A floaty scarf"
2. Adjective. Characterized by liveliness and lightheartedness. "A perky little widow in her 70s"
Similar to: Cheerful
Derivative terms: Buoyancy, Buoyancy, Chirpiness, Perkiness
Definition of Buoyant
1. a. Having the quality of rising or floating in a fluid; tending to rise or float; as, iron is buoyant in mercury.
Definition of Buoyant
1. Adjective. having buoyancy; able to float ¹
2. Adjective. lighthearted and lively ¹
¹ Source: wiktionary.com
Definition of Buoyant
1. having buoyancy [adj]
Medical Definition of Buoyant
1. 1. Having the quality of rising or floating in a fluid; tending to rise or float; as, iron is buoyant in mercury. "Buoyant on the flood." 2. Bearing up, as a fluid; sustaining another body by being specifically heavier. "The water under me was buoyant." (Dryden) 3. Light-hearted; vivacious; cheerful; as, a buoyant disposition; buoyant spirits. Buoy"antly. Origin: From Buoy, & i. Source: Websters Dictionary (01 Mar 1998)