What is that side of a question which denies or refuses, or which is taken by an opposing or denying party; the relation or position of denial or opposition; as, the question was decided in the negative called?

negative — That side of a question which denies or refuses, or which is taken by an opposing or denying party; the relation or position of denial or opposition; as, the question was decided in the negative. (Webster's 1913.)

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