situated, placed, or lying face to face with something else or each other, or in corresponding positions with relation to an intervening line, space, or thing: opposite ends of a room.
contrary or radically different in some respect common to both, as in nature, qualities, direction, result, or significance; opposed: opposite sides in a controversy; opposite directions.
situated on diametrically opposed sides of an axis, as leaves when there are two on one node.
having one organ vertically above another; superimposed.
adverse or inimical.
—n.
a person or thing that is opposite or contrary.
an antonym.
an opponent; antagonist.
—prep.
across from; facing: The guest of honor sat opposite me at the banquet.
in a role parallel or complementary to: He has played opposite many leading ladies.
—adv.
on opposite sides.
on the opposite side: I was at one end and she sat opposite.
to the opposite side; in the opposite direction: I went to the left balcony, and he went opposite.