black operation

black op·er·a·tion

B b

Definitions of black operation words

noun black operation a covert and undocumented military operation 3
noun black operation A covert operation typically involving activities that are highly clandestine and outside of standard military protocol. 0

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

A common word. It’s meaning is known to most children of preschool age. About 90% 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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