noun

responsibility

responsibility, duty, blame

It is your responsibility to lock the door.

It is your responsibility to lock the door.

He took responsibility for the mistake.

He took responsibility for the mistake.

((for sth./-ing)) duty for (sth./-ing) He took responsibility for the mistake.

((to do sth.)) duty to do (sth.) It is your responsibility to lock the door.

Synonyms: duty, obligation, accountability; Antonyms: irresponsibility

From 'responsible', which means 'able to respond'. It's the state of being accountable.

Think of it as the 'ability' to 'respond' when something happens. If you have responsibility, you must answer for it.

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