What is the meaning of Consistency?

Local coherence.

Correspondence or compatibility.

Reliability or uniformity; the quality of being consistent.

The degree of viscosity of something.

Freedom from contradiction; the state of a system of axioms such that none of the propositions deduced from them are mutually contradictory.

Firmness of constitution or character; substantiality; durability; persistency.

Source: wiktionary.org