the condition of being unequal; lack of equality; disparity:
inequality of size.
inequality between the rich and the poor.
disparity or relative inadequacy in natural endowments:
a startling inequality of intellect, talents, and physical stamina.
unevenness, as of surface.
an instance of unevenness.
variableness, as of climate.
any component part of the departure from uniformity in astronomical phenomena, especially in orbital motion.
the amount of such a departure.
Mathematics. a statement that two quantities are unequal, indicated by the symbol ≠; alternatively, by the symbol <, signifying that the quantity preceding the symbol is less than that following, or by the symbol >, signifying that the quantity preceding the symbol is greater than that following.
early 15c., "difference of rank or dignity," from Old French inequalité (14c.) and directly from Medieval Latin inaequalitas, from Latin inaequalis "unequal," from in- "not, opposite of" (see in- (1)) + aequalis "equal" (see equal).