The quality of being unequal; difference, or want of equality, in any respect; lack of uniformity; disproportion; unevenness; disparity; diversity; as, an inequality in size, stature, numbers, power, distances, motions, rank, property, etc.
Unevenness; want of levelness; the alternate rising and falling of a surface; as, the inequalities of the surface of the earth, or of a marble slab, etc.
Variableness; changeableness; inconstancy; lack of smoothness or equability; deviation; unsteadiness, as of the weather, feelings, etc.
Disproportion to any office or purpose; inadequacy; competency; as, the inequality of terrestrial things to the wants of a rational soul.
An expression consisting of two unequal quantities, with the sign of inequality () between them; as, the inequality 2 < 3, or 4 > 1.
An irregularity, or a deviation, in the motion of a planet or satellite from its uniform mean motion; the amount of such deviation.
Even the striving for equality by means of a directed economy can result only in an officially enforced inequality - an authoritarian determination of the status of each individual in the new hierarchical order. Friedrich August von Hayek
What are we having this liberty for? We are having this liberty in order to reform our social system, which is full of inequality, discrimination and other things, which conflict with our fundamental rights. B. R. Ambedkar