To make large or larger in volume, extent, capacity, amount, importance, etc.; enlarge or make more ample.
To expand in stating or describing; treat copiously, so as to present in every point of view and in the strongest lights.
Synonyms To expand, develop, extend, dilate, magnify.
. To grow or become ample or more ample.
To discourse more at length; speak largely or copiously; be diffuse in argument or description; expatiate; dilate: commonly with on or upon before an object: as, to amplify on the several topics of discourse.