To move in opposition or in retaliation.
A move in opposition or response to a preceding move.
To disagree with or oppose something or someone; (especially in a Court of Law) to raise an objection.
A person or thing toward which an emotion is directed.
An instantiation of a class or structure.
An instance of one of the two kinds of entities that form a category, the other kind being the arrows (also called morphisms).
Objective; goal, end or purpose of something.
A thing that has physical existence but is not alive.
The noun phrase which is an internal complement of a verb phrase or a prepositional phrase. In a verb phrase with a transitive action verb, it is typically the receiver of the action.