What is the full meaning of dna

dna - Medical Definition. n. A nucleic acid that carries the genetic information in cells and some viruses, consisting of two long chains of nucleotides twisted into a double helix and joined by hydrogen bonds between the complementary bases adenine and thymine or cytosine and guanine.

deoxyribonucleic acid

Explanation:

de-oxy - without oxygen

ribo-ribose is the sugar that makes up the backbone of the DNA

nucleic acid - the "rungs of the ladder" in DNA, like adinine, thymine, cytosine, and guanine