adj :  situated behind: as  a  :  situated at or toward the hind part of the body  :  CAUDAL  b  :  DORSAL - used of human anatomy in which the upright posture makes dorsal and caudal identical
n :  a posterior thing or part: as  a  :  the rear end of a quadruped  b  :  BUTTOCKS .
 
   
 
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