authority

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 /ɔːˈθɒrɪtɪ/


WordReference Random House Learner's Dictionary of American English © 2014
au•thor•i•ty /əˈθɔrɪti, əˈθɑr-/USA pronunciation  n., pl.  -ties.
  1. [uncountable] the right, power, or ability to control, command, or decide.
  2. [uncountable] power or right officially given;
    authorization;
    permission.
  3. [countable] a body of persons to whom the right to command or decide issues is given, as a government.
  4. [countable] Usually, authorities. [plural] persons having the legal power to make and enforce the law;
    government:surrendered to the authorities.
  5. [countable] an accepted source of information or advice:That book is the authority on the subject.
  6. [countable] an expert on a subject: Ask questions of a real authority on baseball.
  7. [uncountable] forcefulness; showing strong belief or conviction: speaks with authority when he lectures.
idiom
  1. have it on good authority, [+ that clause] to have information from a reliable source:I have it on good authority that she is about to announce her candidacy.



Collins Concise English Dictionary © HarperCollins Publishers::

authority /ɔːˈθɒrɪtɪ/ n ( pl -ties)
  1. the power or right to control, judge, or prohibit the actions of others
  2. (often plural) a person or group of people having this power, such as a government, police force, etc
  3. a position that commands such a power or right (often in the phrase in authority)
  4. such a power or right delegated, esp from one person to another; authorization: she has his authority
  5. the ability to influence or control others
  6. an expert or an authoritative written work in a particular field
  7. evidence or testimony
  8. confidence resulting from great expertise
  9. (capital when part of a name) a public board or corporation exercising governmental authority in administering some enterprise: Independent Broadcasting Authority
Etymology: 14th Century: from French autorité, from Latin auctōritas, from auctor author



'authority' also found in these entries:
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