Source : Webster's Revised Unabridged Dictionary (1913)

Disregard \Dis`re*gard"\, v. t. [imp. & p. p. {Disregarded}; p.
   pr. & vb. n. {Disregarding}.]
   Not to regard; to pay no heed to; to omit to take notice of;
   to neglect to observe; to slight as unworthy of regard or
   notice; as, to disregard the admonitions of conscience.

         Studious of good, man disregarded fame.  --Blackmore.

Source : WordNet®

disregarded
     adj : not noticed inadvertently; "her aching muscles forgotten she
           danced all night"; "he was scolded for his forgotten
           chores" [syn: {forgotten}]