Webster's Revised Unabridged Dictionary · 1913

Emulsify

Emulsify , transitive verb

[Emulsion + -fy.]

To convert into an emulsion; to form an emulsion; to reduce from an oily substance to a milky fluid in which the fat globules are in a very finely divided state, giving it the semblance of solution; as, the pancreatic juice emulsifies the oily part of food.