Definition of natural unit in English:

natural unit

noun ˌnatʃ(ə)rəl ˈjuːnɪtˌnatʃ(ə)r(ə)l ˈjuːnɪt

1A unit of measurement that is considered to be natural; especially one based on the fundamental properties of the object, space, system, etc., under consideration.
2Physics. A unit of measurement in a system in which certain fundamental constants (the speed of light c, Planck's constant h or ℏ, and the constant of gravitation G) are set equal to unity.

Origin

Early 19th century; earliest use found in The North American Review. From natural + unit adjective.

Definition of natural unit in US English:

natural unit

noun

1A unit of measurement that is considered to be natural; especially one based on the fundamental properties of the object, space, system, etc., under consideration.
2Physics. A unit of measurement in a system in which certain fundamental constants (the speed of light c, Planck's constant h or ℏ, and the constant of gravitation G) are set equal to unity.

Origin

Early 19th century; earliest use found in The North American Review. From natural + unit [adjective].

单词	natural unit
释义	Definition of natural unit in English: natural unit noun ˌnatʃ(ə)rəl ˈjuːnɪtˌnatʃ(ə)r(ə)l ˈjuːnɪt 1A unit of measurement that is considered to be natural; especially one based on the fundamental properties of the object, space, system, etc., under consideration. 2Physics. A unit of measurement in a system in which certain fundamental constants (the speed of light c, Planck's constant h or ℏ, and the constant of gravitation G) are set equal to unity. Origin Early 19th century; earliest use found in The North American Review. From natural + unit adjective. Definition of natural unit in US English: natural unit noun 1A unit of measurement that is considered to be natural; especially one based on the fundamental properties of the object, space, system, etc., under consideration. 2Physics. A unit of measurement in a system in which certain fundamental constants (the speed of light c, Planck's constant h or ℏ, and the constant of gravitation G) are set equal to unity. Origin Early 19th century; earliest use found in The North American Review. From natural + unit [adjective].
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