
What Is a Colloid? Definition and Examples
Sep 27, 2022 · In chemistry, a colloid is a mixture of tiny particles that are dispersed in another medium. The particles are microscopic in size, ranging from 1 nanometer (nm) to 1 micrometer (μm) in diameter.
Colloid - Wikipedia
A colloid is a mixture in which one substance, consisting of microscopically dispersed insoluble particles, is suspended throughout another substance. Some definitions specify that the particles must be …
1.6: Colloids - Chemistry LibreTexts
A colloid is also a heterogeneous mixture, but the particles of a colloid are typically smaller than those of a suspension, generally in the range of 2 to about 500 nm in diameter. Colloids include fog and …
Colloid | Definition & Facts | Britannica
Nov 25, 2025 · Colloid, any substance consisting of particles substantially larger than atoms or ordinary molecules but too small to be visible to the unaided eye. Colloidal systems may exist as dispersions …
Colloids: Definition, Characteristics, Types, and Examples
What are colloids. Learn its properties, types, and applications. Check out a few examples of colloid fluids.
What Are Colloids? - ChemTalk
A colloid, or a colloidal solution, is a mixture consisting of molecules or particles dispersed in solution. Unlike the other two primary types of mixture, solutions and suspensions, colloids contain particles …
COLLOID Definition & Meaning - Merriam-Webster
: a mixture (as smoke) consisting of a colloid together with the medium in which it is dispersed
What Is a Colloid? Definition and Examples - ScienceInsights
Nov 10, 2025 · A colloid is a two-phase mixture where the dispersed phase is finely distributed throughout a second substance, called the dispersion medium. The defining characteristic is the size …
COLLOID | definition in the Cambridge English Dictionary
This term is applied to a cyst filled with a clear colourless jelly or colloid material, met with in the vicinity of a joint or tendon sheath.
Colloids - Types, Properties, Examples, Difference and Definition | CK ...
Dec 1, 2025 · A colloid is a heterogeneous mixture of particles that are intermediate in size between those of a solution and a suspension. The Tyndall effect is the scattering of light by colloidal particles.