CEFR C2

colloid

noun

Meaning

A mixture where microscopic particles of one substance are suspended throughout another substance, remaining stable rather than settling out over time.

Examples

  • Milk is a classic example of a colloid because the fat globules remain suspended in the liquid.
  • The chemist analyzed the sample to determine if it was a true solution or a colloid.

Synonyms: mixture, suspension, emulsion, dispersion