equalization

Meanings

1. 1
   noun

   the process of making amounts, conditions, rights, or opportunities equal or more nearly equal

   The agreement called for the equalization of pay across the two departments.

2. 2
   noun

   the balancing of pressure on opposite sides of a membrane, especially in the middle ear

   Divers learn techniques for equalization of pressure before descending into deep water.

3. 3
   noun

   the adjustment of frequency components in an audio or electronic signal

   Careful equalization reduced the harsh treble without making the recording sound dull.

Formed from equalize + -ation. Equalize combines equal, from Latin aequalis ("even, uniform, equal"), with -ize; -ation forms the corresponding process noun. Equalisation is the usual British spelling.

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