instinctively

from WordNet (r) 3.0 (2006)
instinctively
    adv 1: as a matter of instinct; "he instinctively grabbed the
           knife"
    
from The Collaborative International Dictionary of English v.0.48
Instinctively \In*stinc"tive*ly\, adv.
   In an instinctive manner; by force of instinct; by natural
   impulse.
   [1913 Webster]
    

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