deoxycytidine monophosphate: one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose)
nucleotide: a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA)
purana: a body of 18 works written between the first and 11th centuries and incorporating legends and speculative histories of the universe and myths and customary observances