AMPLIFY

To render larger, more extended, or more intense, and the like; -- used especially of telescopes, microscopes, etc.

To enlarge by addition or discussion; to treat copiously by adding particulars, illustrations, etc.; to expand; to make much of. Troilus and Cressida was written by a Lombard author, but much amplified by our English translator. Dryden.

To become larger. [Obs.] Strait was the way at first, withouten light, But further in did further amplify. Fairfax.

To speak largely or copiously; to be diffuse in argument or description; to dilate; to expatiate; -- often with on or upon. Watts. He must often enlarge and amplify upon the subject he handles. South.