solid

US /ˈsɑlɪd/

UK /'sɒlɪd/

A2

adjecitve

  • Being able to be trusted; reliable
  • Substance that is hard or of fixed shape
  • Being well made and expected to last long
  • Having no space or emptiness inside
  • Being made entirely of one material or substance

noun

  • Something firm or hard; not gas or liquid

Examples

There is pretty solid evidence to show that the disease is caused by poor hygiene.

If you put it in the freezer, it will go solid.