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English definition of “solid”

solid

adjective     /ˈsɒlɪd/
HARD/FIRM B2 hard and firm without holes or spaces, and not liquid or gas: solid ground solid foodHard and firmThe state of matter
STRONG B2 strong and not easily broken or damaged: solid furniturePhysically strong and powerful
solid gold/silver/wood, etc gold/silver/wood, etc with nothing added: a solid silver braceletMetals and metalworkingChemical elements
TIME continuing for a period of time without stopping: The noise continued for two solid hours/two hours solid.Continuous and permanent
INFORMATION [always before noun] Solid information, proof, etc is based on facts and you are certain that it is correct: This provides solid evidence that he committed the crime.CertaintyConfidence and self-assurance
PERSON honest and able to be trustedHonesty, openness and sincerity
solidity     /səˈlɪdəti/ noun [U] solidly adverb
(Definition of solid adjective from the Cambridge Learner's Dictionary © Cambridge University Press)

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