buoyant ADJECTIVE 1) able to keep afloat. 2) cheerful and optimistic. 3) (of an economy or market) engaged in much activity.
DERIVATIVES buoyancy noun buoyantly adverb.

English terms dictionary. 2015.

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  • Buoyancy — Buoy an*cy, n.; pl. {Buoyancies}. 1. The property of floating on the surface of a liquid, or in a fluid, as in the atmosphere; specific lightness, which is inversely as the weight compared with that of an equal volume of water. [1913 Webster] 2.… …   The Collaborative International Dictionary of English

  • buoyancy — / buoyance [n1] lightness in weight airiness, ethereality, floatability, levity, weightlessness; concept 734 Ant. heaviness buoyancy / buoyance [n2] lightness in spirit animation, bounce, cheerfulness, cheeriness, ebullience, effervescence,… …   New thesaurus

  • buoyancy — 1713, from BUOYANT (Cf. buoyant) + CY (Cf. cy). Figurative sense (of spirits, etc.) is from 1819 …   Etymology dictionary

  • buoyancy — [boi′ən sē; ] also [ bo͞o′yənsē] n. [< BUOYANT] 1. the ability or tendency to float or rise in liquid or air 2. the power to keep something afloat; upward pressure on a floating object 3. lightness or resilience of spirit …   English World dictionary

  • Buoyancy — The forces at work in buoyancy In physics, buoyancy (  / …   Wikipedia

  • buoyancy — [[t]bɔ͟ɪ͟ənsi[/t]] 1) N UNCOUNT Buoyancy is the ability that something has to float on a liquid or in the air. Air can be pumped into the diving suit to increase buoyancy. 2) N UNCOUNT Buoyancy is a person s ability to remain cheerful, even in… …   English dictionary

  • buoyancy — buoyant buoy‧ant [ˈbɔɪənt ǁ ˈbɔɪənt, ˈbuːjənt] adjective a buoyant market, economy etc is successful and has a lot of trading activity, and prices are rising rather than falling: • There is also a buoyant market for expensive Swiss watches. •… …   Financial and business terms

  • buoyancy — buoy|an|cy [ bɔıənsi, bujənsi ] noun uncount 1. ) the quality of being able to float: The raft lacked buoyancy. a ) the ability of a liquid to make things float in it 2. ) a feeling of happiness and confidence: an atmosphere of optimism and… …   Usage of the words and phrases in modern English

  • buoyancy — noun (U) 1 the ability of an object to float: the buoyancy of light wood 2 the power of a liquid to make an object float: Salt water has more buoyancy than fresh water. 3 a feeling of cheerfulness and belief that you can deal with problems easily …   Longman dictionary of contemporary English

  • buoyancy — UK [ˈbɔɪənsɪ] / US / US [ˈbujənsɪ] noun [uncountable] 1) a) the quality of being able to float The raft lacked buoyancy. b) the ability of a liquid to make things float in it 2) a feeling of happiness and confidence an atmosphere of optimism and… …   English dictionary

  • buoyancy — noun Buoyancy is used before these nouns: ↑aid …   Collocations dictionary

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