INCONSISTENCY

inconsistency

(noun) the quality of being inconsistent and lacking a harmonious uniformity among things or parts

incompatibility, mutual exclusiveness, inconsistency, repugnance

(noun) the relation between propositions that cannot both be true at the same time

Source: WordNet® 3.1

Noun

inconsistency (countable and uncountable, plural inconsistencies)

The state of being inconsistent.

(logic) An incompatibility between two propositions that cannot both be true.

Synonyms

• contrariety

• deviation

• difference

• disagreement

• disparity

• disproportion

• disproportionateness

• dissimilarity

• dissonance

• divergence

• incongruity

• inconsonance

• inequality

• paradox

• unlikeness

• variance

Antonyms

• consistency

Source: Wiktionary

In`con*sist"en*cy, n.; pl. Inconsistencies. Etym: [Cf. F. inconsistance.]

1. The quality or state of being inconsistent; discordance in respect to sentiment or action; such contrariety between two things that both can not exist or be true together; disagreement; incompatibility. There is a perfect inconsistency between that which is of debt and that which is of free gift. South.

2. Absurdity in argument ore narration; incoherence or irreconcilability in the parts of a statement, argument, or narration; that which is inconsistent. If a man would register all his opinions upon love, politics, religion, and learning, what a bundle of inconsistencies and contradictions would appear at last! Swift.

3. Want of stability or uniformity; unsteadiness; changeableness; variableness. Mutability of temper, and inconsistency with ourselves, is the greatest weakness of human nature. Addison.

Source: Webster’s Unabridged Dictionary 1913 Edition