The difference of quantity or quality between two propositions having the same subject and predicate.
A political party or movement opposed to the party or government in power.
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.
Authorization or certification; a sanction, as given by a superior.
A certificate of appointment given to a warrant officer.
A judicial writ authorizing an officer to make a search, seizure, or arrest, or to execute a judgment.
An option, usually issued together with another security and with a term at issue greater than a year, to buy other securities of the issuer.
Something that provides assurance or confirmation; a guarantee or proof.
Underclay in a coal mine.
A document certifying that a motor vehicle meets certain standards of mechanical soundness and safety; a warrant of fitness.
An order that serves as authorization; especially a voucher authorizing payment or receipt of money.
To justify; to give grounds for.
To authorize; to give (someone) sanction or warrant (to do something).
To guarantee (something) to be (of a specified quality, value, etc.).
To guarantee as being true; (colloquial) to believe strongly.