Wordnet 3.0
NOUN (1)
1. 
 an enzyme found in mammals that can catalyze the deamination of adenosine into inosine and ammonia; 
- Example: "ADA deficiency can lead to one form of severe combined immunodeficiency disease"- Example: "the gene encoding ADA was one of the earlier human genes to be isolated and cloned for study"[syn: adenosine deaminase, ADA]
WordNet (r) 3.0 (2006):
adenosine deaminase
    n 1: an enzyme found in mammals that can catalyze the
         deamination of adenosine into inosine and ammonia; "ADA
         deficiency can lead to one form of severe combined
         immunodeficiency disease"; "the gene encoding ADA was one
         of the earlier human genes to be isolated and cloned for
         study" [syn: adenosine deaminase, ADA]