Akademik

fluidity
noun
1. the property of flowing easily
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adding lead makes the alloy easier to cast because the melting point is reduced and the fluidity is increased

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they believe that fluidity increases as the water gets warmer

Syn: ↑fluidness, ↑liquidity, ↑liquidness, ↑runniness
Derivationally related forms: ↑runny (for: ↑runniness), ↑liquid (for: ↑liquidity), ↑fluid (for: ↑fluidness), ↑fluid
Hypernyms: ↑thinness
2. a changeable quality
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a charming Oriental fluidity of manner

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a certain fluidness in his perception of time made him an unpredictable colleague

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demographers try to predict social fluidity

Syn: ↑fluidness
Derivationally related forms: ↑fluid (for: ↑fluidness)
Hypernyms: ↑changeableness, ↑changeability

Useful english dictionary. 2012.