WordWeb Online

1. Capable of or reflecting the capability for correct and valid reasoning
   "a logical mind"
    
2. Based on known statements or events or conditions
   "rain was a logical expectation, given the time of year"
   - legitimate
    
3. Marked by an orderly, logical, and aesthetically consistent relation of parts
   - coherent, consistent, ordered
    
4. Capable of thinking and expressing yourself in a clear and consistent manner
   - coherent, lucid

See also: analytic, analytical, dianoetic, discursive, formal, logicality, logically, logicalness, ratiocinative, rational, reasonable, seamless, sensible, synthetic, synthetical, valid

Antonym: illogical

Encyclopedia: Logical