society > society and the community > dissent > absence of dissension or peace > bringing about concord or peace > bring into concord [verb (reflexive)] > mediate (2)
transitive and reflexive. = interpose, v. Obsolete except in interpone one's authority (in Scots Law).
To put oneself forward or interfere in a matter; to step in between persons at variance or in a person's behalf; to intervene. reflexive. Obsolete.