/am'pleuh fi kay"sheuhn/ , n.
1. the act of amplifying or the state of being amplified.
2. expansion of a statement, narrative, etc., as for rhetorical purposes: In the revision, the story underwent considerable amplification.
3. a statement, narrative, etc., so expanded: The text of the second edition was an amplification.
4. the matter or substance used to expand an idea, statement, or the like: He added an extra paragraph to his speech as an amplification.
5. Elect. increase in the strength of current, voltage, or power.
6. Genetics. See gene amplification .
[ 1540-50; amplification- (s. of amplificatio ). See AMPLE, -I-, -FICATION ]