battery backup

bat·ter·y back·up

B b

Definition of battery backup words

noun battery backup A battery backup is a system in some power supplies that switches between a main power source and a battery. 3

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

A common word. It’s meaning is known to most children of preschool age. About 89% of English native speakers know the meaning and use the word.

Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

This diagram is provided by Google Ngram Viewer

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