con·sen·sus

/kənˈsɛnsəs/ noun

: a general agreement about something : an idea or opinion that is shared by all the people in a group

[singular]

The (general) consensus (of the group) was to go ahead with the plan.

Scientists have not reached a consensus on the cause of the disease. [=scientists do not yet agree about the cause of the disease]

There is a growing consensus [=more and more people agree] about/on the need for further investigation.

What is the consensus of opinion among the experts? [=what do the experts all say?]

[noncount]

Everyone on the council seems to understand the need for consensus.

There is a lack of consensus among the citizens.

The decision was made by consensus.