ada

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 iso

आदि पुरूष विश्व की परम आत्मा एवं समस्त विश्व का केंद्र है।

Adam is considered as the first man.