|Origin:||auctorité, from Latin auctoritas 'opinion, decision, power', from auctor; AUTHOR1|
au‧thor‧i‧ty W1 plural authorities
the power you have because of your official position:
people in positions of authority
Could I speak to someone in authority (=who has a position of power) please?
Several countries claim authority over the islands.
the people or organizations that are in charge of a particular country or area:
an agreement between the US and Columbian authorities
an official organization or a government department that has the power to make decisions, and has particular responsibilities:
the local authority
East Sussex Education Authority
the San Diego Water Authority
Welsh health authorities face a £13m deficit this year.
someone who knows a lot about a subject and whose knowledge and opinions are greatly respected
official permission to do something
permission[uncountable and countable]
under the authority of somebody
The attack took place under the authority of the UN security council.
without somebody's authority
No one may enter without my authority.
someone who has a position of power, especially because of their job:
teenage rebellion against authority figures
a quality in the way you speak or behave which makes people obey you:
Jack's air of quiet authority
used to say that you are sure that something is true because you trust the person who told you about it
to be sure of what you are saying, because of your knowledge or experience