amplification >> ˌamplɪfɪˈkeɪʃ(ə)n
Definition: [noun] the process of increasing the volume of sound, especially using an amplifier.
Example: even without amplification, her voice carries to the farthest corners
Definition: [noun] the action of enlarging upon or adding detail to a story or statement.
Example: the words 'no real prospect of succeeding' do not need any amplification
Definition: [noun] the action of making multiple copies of a gene or DNA sequence.
Example: a technique known as random amplification of polymorphic DNA