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x-unit

[ eks-yoo-nit ]

noun

  1. a unit formerly used to express the wavelength of x-rays and gamma rays, equal to approximately 10− 11 centimeters. : Xu, XU


x-unit

noun

  1. a unit of length equal to 0.100 202 × 10 –12metre, for expressing the wavelengths of X-rays and gamma rays


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Example Sentences

The widened idea is that even when a or x is an irrational number we may speak of a or x unit lengths by measure.

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axolotl

[ak-suh-lot-l ]

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