Minus
Pronunciation : Mi"nus
Part of Speech : a.
Etymology : [L. See Minor, and cf. Mis- pref. from the French.] (Math.)
Definition : Defn: Less; requiring to be subtracted; negative; as, a minus quantity. Minus sign (Math.), the sign [-] denoting minus, or less, prefixed to negative quantities, or quantities to be subtracted. See Negative sign, under Negative.
Source : Webster's Unabridged Dictionary, 1913