A political party or movement opposed to the party or government in power.
The difference of quantity or quality between two propositions having the same subject and predicate.
In United States intellectual property law, a proceeding in which an interested party seeks to prevent the registration of a trademark or patent.
The action of opposing or of being in conflict.
The apparent relative position of two celestial bodies when one is at an angle of 180 degrees from the other as seen from the Earth.
An opposite or contrasting position.
A position in which the player on the move must yield with his king allowing his opponent to advance with his own king.
A person who supports, promotes, advocates or champions a cause, movement, or political party; an adherent.
A person who provides moral or physical support to another; an attendant participating in a ceremony or procession.
Someone who is a fan of a certain sports team or sportsperson.
A garter worn around the leg to support a sock or stocking.
Something that supports a structure such as a building or a sculpture.
An animal or figure that supports a shield in a coat of arms.
Something that supports another thing.