B1adjective1K

Solid

UK /["/ˈsɒlɪd/"]/US /["/ˈsɑːlɪd/"]/

Definition

hard; not in the form of a liquid or gas

In simple words: Firm and strong, not liquid or gas.

Examples

  • The chair is made of solid wood, ensuring durability and strength.
  • He has a solid understanding of mathematics, which helps him solve complex problems.
  • During the winter, the lake was solid enough to support the weight of skaters.
  • She gave a solid performance during the play, impressing both the audience and critics.
  • They need a solid plan to ensure the success of the project.

Usage notes

Use 'solid' to describe objects that are hard or strong. It's neutral enough for most contexts but may be informal when describing concepts like arguments or friendships.

Grammar pattern

standalone adjective

Memory hint

Think of a 'solid' rock that you can't crush easily.

Collocations

  • be
  • feel
  • look
  • extremely
  • fairly
  • very
  • be
  • feel
  • look
  • extremely
  • fairly
  • very
  • be
  • feel
  • look
  • extremely
  • fairly
  • very
  • appear
  • be
  • look
  • extremely
  • fairly
  • very

Synonyms

  • firm
  • hard
  • sturdy
  • strong
  • dependable

Antonyms

  • liquid
  • hollow
  • weak

Common mistakes

  • Confusing 'solid' with 'soluble' when talking about materials.
  • Using 'solid' in a context that requires 'liquid' or 'gas'.