parenthetically

from WordNet (r) 3.0 (2006)
parenthetically
    adv 1: in a parenthetical manner; "he added parenthetically that
           he would not attend the wedding ceremony"
    
from The Collaborative International Dictionary of English v.0.48
Parenthetically \Par`en*thet"ic*al*ly\, adv.
   In a parenthetical manner; by way of parenthesis; by
   parentheses.
   [1913 Webster]
    

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