1. (n.) 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.

2. (n.) 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.

3. (n.) Variableness; changeableness; inconstancy; lack of smoothness or equability; deviation; unsteadiness, as of the weather, feelings, etc.

4. (n.) Disproportion to any office or purpose; inadequacy; competency; as, the inequality of terrestrial things to the wants of a rational soul.

5. (n.) An expression consisting of two unequal quantities, with the sign of inequality (< or >) between them; as, the inequality 2< 3, or 4 >1.

6. (n.) An irregularity, or a deviation, in the motion of a planet or satellite from its uniform mean motion; the amount of such deviation.

antagonism argumentation asperity bias bumpiness capriciousness changeability changeableness choppiness clashing conflict contradiction contrariety contrast controversy cragginess dappleness departure deviation difference differentiation disaccord disaccordance disagreement disconformity discongruity discord discordance discordancy discrepancy discreteness discrimination disharmony disorder disparity disproportion dissension dissent dissidence dissimilarity dissonance distinction distinctness disunion disunity divarication divergence divergency diversification diversity faction far cry favoritism granulation harshness heterogeneity hispidity imbalance imparity inaccordance inclination incompatibility incongruence incongruity inconsistency inconsonance inconstancy inequity inharmoniousness inharmony injustice instability interest involvement irreconcilability irregularity jaggedness jarring jerkiness joltiness leaning mercuriality mixture motleyness mutability negation nepotism nonconformism nonconformity nonstandardization nonuniformity odds one-sidedness opposition oppugnancy otherness parti pris partiality partisanism partisanship pluralism preference preferential treatment prejudice raggedness repugnance rough air roughness ruggedness rugosity scraggliness separateness tooth turbulence unconformism unconformity undetachment undispassionateness unevenness unfairness unharmoniousness unlikeness unneutrality unorthodoxy unsmoothness unsteadiness ununiformity variability variance variation variegation variety variousness versatility wavering