optical pumping

op·ti·cal pump·ing

O o

Definition of optical pumping words

noun optical pumping a method for increasing the number of atoms or molecules occupying higher energy levels by irradiating them with light of the proper frequencies to raise them to those levels. 1

before 1950

One of the 5% newest English words

First recorded in 1950-55

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

This term is known only to a narrow circle of people with rare knowledge. Only 5% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

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