Colloid - Meaning, Definition & English Examples
A colloid is a mixture where tiny particles of one substance are evenly dispersed in another. These particles are larger than molecules but do not settle out, like milk or fog.
Definition:
A mixture where tiny particles of one substance are evenly dispersed in another without dissolving.
Synonyms:
suspension, emulsion, dispersion, gel
Part of Speech:
noun
Antonyms:
solution, pure substance
Common Collocations:
colloidal suspension, colloidal particles, colloidal solution, colloidal system
Derivatives:
colloidal, colloidally
Usage Tips:
Use "colloid" to describe mixtures like milk or fog where particles are suspended but not dissolved.
Common Phrases:
colloidal gold, colloidal silver, stable colloid
Etymology:
From Greek "kolla" (glue) + "-oid" (resembling), referring to glue-like properties of some colloids.
Examples:
- 1. The milk formed a stable colloid when mixed with water.
- 2. Fog is a natural colloid of water droplets in air.
- 3. The chemist studied the properties of the colloidal solution.
- 4. Paint is a common example of a colloid in daily life.