Solid is a state of matter in which atoms are closely packed and are difficult to move past each other. Solids resist compression, expansion, or external forces that would alter its shape, with the degree of …

May 9, 2026 · The meaning of SOLID is being without an internal cavity. How to use solid in a sentence.

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Apr 16, 2026 · Solid, one of the three basic states of matter, the others being liquid and gas. A solid forms from liquid or gas because the energy of atoms decreases when the atoms take up a relatively …

Oct 19, 2020 · A solid is matter that has a defined shape and volume. Because its particles are packed close together, a solid is rigid, doesn’t flow, and isn’t easily compressed. A solid is defined as a state …

SOLID definition: 1. hard or firm, keeping a clear shape: 2. completely hard or firm all through an object, or…. Learn more.

A solid, as opposed to a liquid or gas, has a size and shape to it. It doesn't flow like water or disappear into the air.

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Define solid. solid synonyms, solid pronunciation, solid translation, English dictionary definition of solid. adj. sol·id·er , sol·id·est 1. a. Of definite shape and volume; not liquid or gaseous: It was so cold the …

Solid definition: Of definite shape and volume; not liquid or gaseous.