| adj. 1.  Of, relating to, in accordance with, or of the nature of logic: logical disputation. 2.  Based on earlier or otherwise known statements, events, or conditions; reasonable: Rain was a logical expectation, given the time of year. 3.  Reasoning or capable of reasoning in a clear and consistent manner: a very logical person. log′i·cali·ty (-kălĭ-tē),  log′i·cal·ness n. logi·cal·ly adv. 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 | 
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