Wordnet 3.0
ADVERB (1)
1. 
 in a set manner without serious attention; 
- Example: "they answered my letter pro forma"- Example: "he kissed her cheek perfunctorily"[syn: perfunctorily, as a formality, pro forma]
The Collaborative International Dictionary of English v.0.48:
Perfunctorily \Per*func"to*ri*ly\
   (p[~e]r*f[u^][ng]k"t[-o]*r[i^]*l[y^]), adv.
   In a perfunctory manner; formally; carelessly. --Boyle.
   [1913 Webster]
WordNet (r) 3.0 (2006):
perfunctorily
    adv 1: in a set manner without serious attention; "they answered
           my letter pro forma"; "he kissed her cheek perfunctorily"
           [syn: perfunctorily, as a formality, pro forma]