different between optimism vs buoyancy

optimism

English

Etymology

From French optimisme

Pronunciation

  • (General American) IPA(key): /??pt?m?z?m/
  • (Received Pronunciation) IPA(key): /??pt?m?z?m/

Noun

optimism (usually uncountable, plural optimisms)

  1. a tendency to expect the best, or at least, a favourable outcome
    I love her youth, her beauty and above all her optimism that everything will turn out fine.
  2. the doctrine that this world is the best of all possible worlds
  3. the belief that good will eventually triumph over evil

Antonyms

  • pessimism

Derived terms

  • optimist
  • optimistic

Related terms

  • optimal

Translations


Romanian

Etymology

From French optimisme

Noun

optimism n (uncountable)

  1. optimism

Declension

optimism From the web:

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buoyancy

English

Etymology

buoyant +? -cy or buoy +? -ancy.

Pronunciation

  • (UK, US) IPA(key): /?b??.?n.si/

Noun

buoyancy (countable and uncountable, plural buoyancies)

  1. (physics) The upward force on a body immersed or partly immersed in a fluid.
  2. The ability of an object to stay afloat in a fluid.
  3. (by extension) Resilience or cheerfulness.

Related terms

  • buoyant
  • buoy
  • buoy up

Derived terms

Translations

See also

  • Archimedes' principle

buoyancy From the web:

  • what buoyancy means
  • what buoyant means
  • what buoyant force
  • what buoyancy aid do i need
  • what buoyancy aid for kayaking
  • what buoyancy aid do i need for sup
  • buoyant force
  • what buoyancy law
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