DictionarysolidSound and dependable
adjective / noun

solid

SAH-lid/ˈsɑːlɪd/

Firmly constituted throughout, without empty gaps.

The solid ice cube keeps its shape beside the melted water.

A solid ice cube holds its sharp shape beside a shallow puddle of melted water.
Etymology

Latin solidus joined firmness with wholeness and lack of division. The physical sense preserves that idea of a compact, firm body rather than something fluid.

In context

Guyana Learning Channel2:08
solid waste is composed of the parts of foods that could not be digested liquid and gaseous waste are byproducts of activities of the body cells
Science - Grade 5: Body Waste

More examples

  • Ice is a solid, while water is a liquid.
  • The table is solid oak, not wood covered with veneer.
  • She gives solid advice that we can trust.
  • Draw a solid blue line without any gaps.

Forms

solid · solider · solidest · solids

solidity noun — The quality of being firm and substantial.

solidly adverb — In a firm, compact, or secure manner.

Similar words

dense
Emphasizes much material in a small amount of space.
compact
Emphasizes tightly packed material rather than a completely filled interior.
firm
Emphasizes resistance to pressure, not whether something is hollow.