verb, -fied, -fy⋅ing.| 1. | to make larger, greater, or stronger; enlarge; extend. |
| 2. | to expand in stating or describing, as by details or illustrations; clarify by expanding. |
| 3. | Electricity. to increase the amplitude of; cause amplification in. |
| 4. | Archaic. to exaggerate. |
| 5. | to discourse at length; expatiate or expand one's remarks, speech, etc. (usually fol. by on): The preacher amplified on the theme of brotherly love. |