o ‧ nus /ˈəʊnəs $ ˈoʊ-/ BrE AmE noun [singular] formal
[ Date: 1600-1700 ; Language: Latin ; Origin: 'load' ]
the responsibility for something
the onus is on somebody to do something
The onus is on the prosecution to provide proof of guilt.
o ‧ nus /ˈəʊnəs $ ˈoʊ-/ BrE AmE noun [singular] formal
[ Date: 1600-1700 ; Language: Latin ; Origin: 'load' ]
the responsibility for something
the onus is on somebody to do something
The onus is on the prosecution to provide proof of guilt.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012