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

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

Sep 30, 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 …

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.

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 …

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

A solid is one of the fundamental states of matter, along with liquid and gas. It comprises particles such as atoms, ions, or molecules, packed closely together and held in fixed positions by …

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.

The forces between the atoms in a solid can take many forms. For example, a crystal of sodium chloride (common salt) is made up of ionic sodium and chlorine, which are held together by …

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