Amplification - Dictionary Definition and Overview

Amplification :  (noun)
1: addition of extra material or illustration or clarifying detail; "a few remarks added in amplification and defense"; "an elaboration of the idea followed" [syn: elaboration]
2: the amount of increase in signal power or voltage or current expressed as the ratio of output to input [syn: gain]
3: (electronics) the act of increasing voltage or power or current

Based on WordNet 2.0

Amplification : \Am`pli*fi*ca"tion\, n. [L. amplificatio.] 1. The act of amplifying or enlarging in dimensions; enlargement; extension.

2. (Rhet.) The enlarging of a simple statement by particularity of description, the use of epithets, etc., for rhetorical effect; diffuse narrative or description, or a dilating upon all the particulars of a subject.

Exaggeration is a species of amplification. --Brande & C.

I shall summarily, without any amplification at all, show in what manner defects have been supplied. --Sir J. Davies.

3. The matter by which a statement is amplified; as, the subject was presented without amplifications.

Based on Webster's Revised Unabridged Dictionary

Amplification :  Amplification: Making multiple copies of a DNA . Repeated copying of a piece of DNA.

In amplification there is an increase in the number of copies of any particular piece of DNA. tumor cell amplifies, or copies, DNA segments as a result of cell signals and sometimes environmental events.

Amplification can occur in vitro (literally "in glass", or in a plastic vessel in the laboratory).



Based on Webster's Revised Unabridged Dictionary (1913)
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