1. Not based on reason
   "there is a great deal that is nonrational in modern culture" 
2. Obtained through intuition rather than from reasoning or observation
   - intuitive, visceral

See also: illogical, irrational, unlogical

• alarmist
• alarum
• alary
• alas
• Alaska
• Alaska cedar
• Alaska cod
• Alaska crab
• Alaska fur seal
• Alaska king crab
• Alaska Native
• Alaska Peninsula
• Alaska Range
• Alaska rein orchid
• Alaska Standard Time
• Alaskan
• Alaskan brown bear
• Alexander Bell
• Alexander Calder
• Alexander Fleming
• Alexander Frederick Douglas-Home
• Alexander Graham Bell
• Alexander Hamilton
• Alexander I
• Alexander II