Of, relating to, in accordance with, or of the nature of logic.
Based on earlier or otherwise known statements, events, or conditions; reasonable: Rain was a logical expectation, given the time of year.
Reasoning or capable of reasoning in a clear and consistent manner.
derivatives
loǵi·caĺi·ty
noun
loǵi·cal·ly
adverb
synonyms:
logical, analytic, ratiocinative, rational These adjectives mean capable of or reflecting the capability for correct and valid reasoning: a logical mind; an analytic thinker; the ratiocinative process; a rational being. Antonym: illogical
The American Heritage® Dictionary of the English Language, Fourth Edition