amplitude

1. (countable, uncountable)The measure of the size of something, especially its width or breadth; largeness, magnitude.

   полнота́polnotá, широта́širotá

   ампліту́даamplitúda

2. (countable, uncountable)The maximum absolute value of the vertical component of a curve or function, especially one that is periodic.

   Amplitude

   амплиту́даamplitúda

   (physics) the maximum displacement of a periodic wave

3. (countable, uncountable)The maximum absolute value of some quantity that varies.

   Amplitude

   амплиту́даamplitúda

4. (countable, uncountable)The arc of the horizon between the true east or west point and the center of the sun, or a star, at its rising or setting. At the rising, the amplitude is eastern or ortive: at the setting, it is western, occiduous, or occasive. It is also northern or southern, when north or south of the equator.

5. (countable, uncountable)The arc of the horizon between the true east or west point and the foot of the vertical circle passing through any star or object.

6. (countable, uncountable)The horizontal line which measures the distance to which a projectile is thrown; the range.

7. (countable, uncountable)The range of motion of the gymnast's body while performing a skill.

8. (countable, uncountable)The range of environmental conditions in which an organism can survive.

1. The mean value of the frequency decreases with increasing amplitude.

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2. We perceive the amplitude of a sound wave as loudness.

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3. We perceive the amplitude of a light wave as brightness.

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4. For our purposes, the amplitude of the waves is less important than their frequency.

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