The difference between Petty officer and Warrant officer

When used as nouns, petty officer means a non-commissioned officer in the canadian, us and uk navy and the us coast guard, whereas warrant officer means an officer holding rank by virtue of a warrant rather than a commission.

check bellow for the other definitions of Petty officer and Warrant officer

  1. Petty officer as a noun:

    A non-commissioned officer in the Canadian, US and UK Navy and the US Coast Guard; roughly equivalent to a sergeant in the army

  1. Warrant officer as a noun (military):

    An officer holding rank by virtue of a warrant rather than a commission.

  2. Warrant officer as a noun (law enforcement):

    An officer assigned to execute warrants and other writs.

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