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Definition of 'buoyancy'

Word Frequency

buoyancy

(bɔɪənsi )
1. uncountable noun
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.
Synonyms: floatability, lightness, weightlessness   More Synonyms of buoyancy
2. uncountable noun
Buoyancy is a person's ability to remain cheerful, even in sad or unpleasant situations.
I'll have to take stock, go carefully and regain my buoyancy.
3. uncountable noun
Buoyancy is a feeling of cheerfulness.
...a mood of buoyancy and optimism.
Synonyms: cheerfulness, bounce [informal], pep, animation   More Synonyms of buoyancy
4. uncountable noun
There is economic buoyancy when the economy is growing.
The likelihood is that the slump will be followed by a period of buoyancy.
Synonyms: expansion, development, strength, mushrooming   More Synonyms of buoyancy
COBUILD Advanced English Dictionary. Copyright © HarperCollins Publishers
Word Frequency

buoyancy in British

(ˈbɔɪənsɪ )
noun
1. 
the ability to float in a liquid or to rise in a fluid
2. 
the property of a fluid to exert an upward force (upthrust) on a body that is wholly or partly submerged in it
3. 
the ability to recover quickly after setbacks; resilience
4. 
cheerfulness
Collins English Dictionary. Copyright © HarperCollins Publishers
Word Frequency

buoyancy in American

(ˈbɔɪənsi ; boiˈənsē; also ˈbujənsi ; bo̅oˈyənsē)
noun
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
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'buoyancy'
< buoyant

Example sentences containing 'buoyancy'

These examples have been automatically selected and may contain sensitive content. Read more…
Instead the pilots carry buoyancy aids and an emergency air bottle for ditching at sea. Times, Sunday Times (2008)Pools with a perfect mix of ozone and oxygen increase buoyancy and produce quicker race times. The Sun (2013)Industries that have passed their peak decline slowly and are being held up by the overall buoyancy of the economy. Peter F. Drucker MANAGEMENT: task, responsibilities, practices (1974)Swimming was tricky, but they were an effective buoyancy aid. Times, Sunday Times (2007)Surfing such huge waves requires knee braces, buoyancy aids and weights for the descent. Times, Sunday Times (2013)Participants should always wear a helmet, buoyancy aid and wetsuit. Times, Sunday Times (2013)Apart from helping the buoyancy of the boat, there is another advantage to moving from side to side with the crew. Times, Sunday Times (2015)Our youngest learned to walk, our middle son enjoyed his first pony ride and our eldest swam for the first time without any buoyancy aids. The Sun (2015)A buoyancy aid is safer. Times, Sunday Times (2014)Despite the apparent buoyancy of the economy, and its lightning scramble out of the global financial crisis, deep sensitivities remain. Times, Sunday Times (2009)

Trends of 'buoyancy'

Used Occasionally. buoyancy is one of the 30000 most commonly used words in the Collins dictionary

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Translations for 'buoyancy'

British English: buoyancy NOUN
on liquid etc 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.
  • American English: buoyancy
  • Brazilian Portuguese: flutuabilidade
  • Chinese: 浮力
  • European Spanish: flotabilidad
  • French: flottabilité
  • German: Schwimmfähigkeit
  • Italian: galleggiabilità
  • Japanese: 浮力
  • Korean: 부력
  • European Portuguese: flutuabilidade
  • Spanish: flotabilidad
British English: buoyancy NOUN
cheerfulness Buoyancy is a feeling of cheerfulness.
...a mood of buoyancy and optimism.
  • American English: buoyancy
  • Brazilian Portuguese: vivacidade
  • Chinese: 开朗
  • European Spanish: flotabilidad
  • French: entrain
  • German: Schwung
  • Italian: allegria
  • Japanese: 陽気さ
  • Korean: 쾌활
  • European Portuguese: vivacidade
  • Spanish: flotabilidad

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Nearby words of 'buoyancy'

  • buoy
  • buoy rope
  • buoyage
  • buoyancy
  • buoyancy aid
  • buoyancy bags
  • buoyancy chamber

  • All ENGLISH words that begin with 'B'

Related Terms of 'buoyancy'

  • buoyancy aid
  • buoyancy bags
  • buoyancy tank
  • buoyancy chamber

Source

Definition of buoyancy from the Collins English Dictionary

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Scrabble score for 'buoyancy': 18
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