A type of puzzle in which the object is to find a certain number of minor differences between two pictures, usually printed side by side, that are otherwise identical.

(computing, historical) A mechanical special-purpose computer used to generate tables of values of polynomials.

(idiomatic) To offer an opposing opinion humbly. / (idiomatic) To differ (strongly) in interpretation or opinion.

To differentiate similar things.

The difference between one measurement of time and another; the length of a time interval. / The difference in clock time between two or more different time zones.

(euphemistic, often humorous or pejoratively so except India) Disabled or handicapped.

(physics) mass defect

A disagreement.

(electronics) a logic gate whose output is TRUE when the two inputs are different; a Boolean logic XOR gate.

In a financial transaction, to settle on an amount midway between the offer and the asking price.