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English definition of “solidity”

solidity

noun [U] uk   /səˈlɪd.ɪ.ti/ us    /-ə.t̬i/ (also solidness)

solidity noun [U] (FIRM)

the quality of being hard or firm, not a liquid or gas

solidity noun [U] (CERTAIN)

the quality of being certain or strong: The agreement would give a new solidity to military cooperation between the two countries.
(Definition of solidity from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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