Meaning of AMPLITUDE in English

AMPLITUDE

n.

Pronunciation: - ˌ tüd, - ˌ tyüd

Function: noun

Date: 1542

1 : extent of dignity, excellence, or splendor

2 : the quality or state of being ample : FULLNESS , ABUNDANCE

3 : the extent or range of a quality, property, process, or phenomenon: as a : the extent of a vibratory movement (as of a pendulum) measured from the mean position to an extreme b : the maximum departure of the value of an alternating current or wave from the average value

4 : the angle assigned to a complex number when it is plotted in a complex plane using polar coordinates ― called also argument ― compare ABSOLUTE VALUE 2

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.