adjective
1.
Synonyms: rational , consequent, intelligent, reasonable, sensible, sound
Antonyms: illogical
2.
having or showing skill in thinking or reasoning
a logical argument
Synonyms: analytic, analytical, ratiocinative, subtle
Related Word: cogent, compelling, convincing, sound, telling, valid; clear, lucid, perspicuous; rational, reasonable; discriminating
Contrasted words: instinctive, intuitive; irrational, unreasonable; casuistical, sophistical
Antonyms: illogical