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Webster 1913 Edition
Adjure
Ad-jure′
,Verb.
 T.
 [
. 
imp. & p. p. 
Adjured
; p. pr. & vb. n. 
Adjuring
]To charge, bind, or command, solemnly, as if under oath, or under the penalty of a curse; to appeal to in the most solemn or impressive manner; to entreat earnestly. 
Joshua 
adjured 
them at that time, saying, Cursed be the man before the Lord, that riseth up and buildeth this city Jericho. Josh. vi. 26.
The high priest . . . said . . . I 
adjure 
thee by the living God, that thou tell us whether thou be the Christ. Matt. xxvi. 63.
The commissioners 
adjured 
them not to let pass so favorable an opportunity of securing their liberties. Marshall.
Webster 1828 Edition
Adjure
ADJU'RE
,Verb.
T.
  1.
  To charge, bind or command on oath, or under the penalty of a curse.Joshua adjured them at that time, saying, cursed be the man before the Lord, that riseth up and buildeth this city of Jericho.  Josh. 6.
2.
  To charge earnestly and solemnly, on pain of God's wrath.I adjure thee by the living God. Mat. 26., Acts, 19.
3.
  To conjure; to charge, urge or summon with solemnity.The magistrates adjured by all the bonds of civil duty.
Ye sacred stars, be all of you adjured.
The Commissioners adjured them not to let pass so favorable an opportunity of securing their liberties.