Wordnet 3.0
ADVERB (1)
1. 
 in an ineffective manner; 
- Example: "he dealt with the problem rather ineffectively"[syn: inefficaciously, ineffectively]
The Collaborative International Dictionary of English v.0.48:
Ineffectively \In`ef*fect"ive*ly\, adv.
   In an ineffective manner; without effect; inefficiently;
   ineffectually.
   [1913 Webster]
WordNet (r) 3.0 (2006):
ineffectively
    adv 1: in an ineffective manner; "he dealt with the problem
           rather ineffectively" [syn: inefficaciously,
           ineffectively] [ant: effectively, efficaciously]