DNA 
/ˌdi:ˌɛnˈeɪ/ noun
/ˌdi:ˌɛnˈeɪ/ noun [noncount] : a substance that carries genetic information in the cells of plants and animals — often used before another noun ▪ DNA analysis ▪ DNA testing ▪ a DNA fingerprint [=a sample of a person's DNA that can be used to identify someone, such as a criminal] ▪ DNA fingerprinting ◊DNA is an abbreviation of “deoxyribonucleic acid.” — compare nucleic acid, rna
