One who or that which defines something, or provides a definition.

plural of definer

To determine with precision; to mark out with distinctness; to ascertain or exhibit clearly. / (obsolete) To settle, decide (an argument etc.) / To express the essential nature of something.

(programming) A kind of macro in source code that replaces one text string with another wherever it occurs.

Third-person singular simple present indicative form of define

simple past tense and past participle of define

Having a definition or value. / (bodybuilding) Having extreme muscle separation as a result of low body fat.

The act of defining. / A definition or description.

plural of definement

present participle of define