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Meaning of Observable | Babel Free

Noun CEFR B2
əbˈzɜː.və.bəl

Definitions

Any physical property that can be observed and measured directly and not derived from other properties

Equivalents

Examples

“Temperature is an observable but entropy is derived.”
“In quantum mechanics, observables correspond to Hermitian operators. Also, they act a lot like random variables. Taking their expected value one may recover something resembling a classical observable.”

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

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