inequality

noun

Etymology: From Middle English inequalite, from Old French inequalité, from Medieval Latin inaequālitās, from Latin inaequālis (“unequal”), from in- (“not”) + aequālis (“equal”). Morphologically inequal + -ity and in- + equality.

1. Absence of equality.

   “The inequality in living standards led to a civil war as the have-nots rebelled.”

   “The traditional inequalities of marriage, such as changing her surname to his.”

2. Absence of equality.

   “The inequality x is less than y, together with that ylt;z, allows us to deduce the inequality xlt;z.”

   “I then specify a set of new tight Bell inequalities for arbitrary event spaces -- the "even/odd" inequalities -- which have a straightforward interpretation when expressed in terms of multideviations.”

3. Absence of equality.

   “When we behold a wide, turf-covered expanse, we should remember that its smoothness, upon which so much of its beauty depends, is mainly due to all the inequalities having been levelled by worms.”