WordWeb Online

1. (sometimes followed by 'with') in agreement with what is already known; compatible with something else
   "testimony consistent with the known facts"; "I have decided that the course of conduct which I am following is consistent with my sense of responsibility as president in time of war"
    
2. The same throughout in structure or composition
   "bituminous coal is often treated as a consistent and homogeneous product";
   - uniform
    
3. Capable of being reproduced
   "astonishingly consistent results can be obtained";
   - reproducible
    
4. Marked by an orderly, logical, and aesthetically consistent relation of parts
   "a consistent argument";
   - coherent, logical, ordered

See also: accordant, agreeable, concordant, conformable, consonant, duplicable, duplicatable, homogeneous, homogenous, invariable, logical, pursuant, rational, reconciled, seamless, self-consistent, unchanging

Antonym: inconsistent, irreproducible

Encyclopedia: Consistent