coreresponsibility
nounUK /ˌkɔː.rɪˌspɒn.sɪˈbɪl.ə.ti/
US /ˌkɔːr.rɪˌspɑːn.sɪˈbɪl.ə.t̬i/
A core responsibility is the most important job you must always take care of.
Feeding the class pet is a core responsibility for every student in the room.
RELATED WORDS
OTHER MEANINGS
2. A basic duty that is shared by everyone in a group.
Keeping the playground clean is a core responsibility of the whole school.
3. The main thing a person is trusted to look after.
For a lifeguard, watching the swimmers is a core responsibility.
4. An essential part of a job that cannot be skipped.
Checking the brakes is a core responsibility for a bus driver.