/aj'euh ray"sheuhn/ , n.
1. an earnest request; entreaty.
2. a solemn or desperate urging or counseling: an adjuration for all citizens of the beleaguered city to take shelter.
[ 1605-15; adjuration- (s. of adjuratio ), equiv. to adjurat ( us ), ptp. of adjurare to ADJURE + -ion- -ION ]