Share WhatsApp Facebook Twitter Pinterest Email Solid Definition: Something which is sturdy and substantial or an object that isn’t hollow. Synonyms: Sound, Compact, Dense, Hard, Serious Antonyms: Unreliable, Hollow, Crumbling, Decoying, Precarious 0 Related Posts Abandon – Definition, Synonyms and Antonym December 26, 2021 Abash – Definition, Synonyms and Antonym December 26, 2021 Abbreviate – Definition, Synonyms and Antonym December 26, 2021 Write A Comment Cancel Reply Save my name, email, and website in this browser for the next time I comment. Δ