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  1. SOLID Definition & Meaning - Merriam-Webster

    The meaning of SOLID is being without an internal cavity. How to use solid in a sentence.

  2. Solid - Wikipedia

    Solid-state physics is the study of rigid matter, or solids, through methods such as solid-state chemistry, quantum mechanics, crystallography, electromagnetism, and metallurgy.

  3. SOLID | definition in the Cambridge Learner’s Dictionary

    SOLID meaning: 1. hard and firm without holes or spaces, and not liquid or gas: 2. strong and not easily broken…. Learn more.

  4. SOLID definition in American English | Collins English Dictionary

    A solid is a substance that stays the same shape whether it is in a container or not. Solids turn to liquids at certain temperatures.

  5. Solid | Definition & Facts | Britannica

    Nov 7, 2025 · 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 …

  6. What Is a Solid? Definition and Examples in Science

    Oct 19, 2020 · 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 of matter with a definite shape and …

  7. Solid - definition of solid by The Free Dictionary

    Without a break or opening; completely or continuously: The theater was booked solid for a month.

  8. Solid: Definition, Properties, Types, and Examples

    It comprises particles such as atoms, ions, or molecules, packed closely together and held in fixed positions by intermolecular forces. This tight arrangement gives solids a definite shape and …

  9. Solid - Definition, Meaning & Synonyms | Vocabulary.com

    At first glance, solid appears to be a simple word, but it really offers shades of meaning. A solid friend is dependable. If you give a solid performance, it was very good, though not quite great. …

  10. Solid - 35+ Examples, Types, Uses

    Sep 4, 2024 · What is a Solid? A solid is a state of matter with a fixed shape and volume due to tightly packed atoms or molecules arranged in a structured pattern. This arrangement makes …