Function
The purpose or role of something; in mathematics, a relation that assigns exactly one output to each input; also a formal social event.
nounFunction
The purpose or role of something; in mathematics, a relation that assigns exactly one output to each input; also a formal social event.
nounImagine This
Picture a busy factory where each station has a clear function: one station stitches seams, another folds, and the final station packages the product for delivery.
Sounds Like
FUNK-shun
Looks Like
function
Remember This
In math, a function links each input to a single output. In everyday use, 'function' means the purpose or duty something serves.
Other Forms
Connect With
purpose, role, duty, use, operation, mechanism, mapping
Note
Be careful not to confuse 'function' with 'utilize' or 'use'—they differ in meaning. The verb form 'to function' is separate from the noun 'function'.