Question

What is meant by the 'dispersed phase' and 'dispersing medium' in a colloid ?

Answer 1

Dispersed Phase :
the colloidal particles which are distributed or dispersed in a solvent like medium, called the dispersing medium, forms the dispersed phase ...

Dispersed Medium :
the medium which dissolves the colloidal particles is called the dispersing medium...

Answer 2

The term also refers to a substance in which another is colloidally dispersed. This is also known as a dispersing phase. Colloids, also known as colloidal particles, are small particles found in solutions and suspensions. They can be mixed in such a way that they remain indefinitely dispersed.