Etimology
From responsible + -ity. Although the components are of French origin, the compound appears to have been formed in English. Later-attested French responsabilité is modeled on the English word, and Italian responsabilità is in turn modeled on the French.
noun
responsibility (countable and uncountable, plural responsibilities)
The state of being responsible, accountable, or answerable. [from 18th c.]
The state of being liable, culpable, or responsible for something in particular.
A duty, obligation or liability for which someone is held accountable.
Examples
Responsibility is a heavy burden.
After all, it is undeniable that the B.R. standard coach scored highly in comparative trials with other European railway vehicles on the Continent a few years ago, so that B.R. civil engineers must share responsibility for any defects in its behaviour over here.
The vast majority of American Jews not only greatly dislike President Trump but also believe he has made them less safe: according to a May 2019 poll, nearly three-quarters of Jewish voters believe American Jews are less secure under Trump than they were before, 71 percent disapprove of Trump’s overall job performance, and nearly 60 percent believe that he bears at least some responsibility for the synagogue shootings carried out by white nationalists in Pittsburgh and Poway.
Why didn't you clean the house? That was your responsibility!
The responsibility of the great states is to serve and not to dominate the world
If parents, teachers, and ministers conducted their responsibilities by following the ratings, children would have a steady diet of ice cream, school holidays, and no Sunday school.
Related words
synonyms
responsibleness (may be considered nonstandard)
related terms
see respond