Definition of ribonucleic acid in English:

ribonucleic acid

noun

Origin

1930s: ribonucleic from ribose + nucleic acid.

Pronunciation

ribonucleic acid

/ˌrībōˌnyo͞oˌklēik ˈasəd//ˌraɪboʊˌnjuˌkliɪk ˈæsəd/