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Definition of nucleic acid noun from the Oxford Advanced Learner's Dictionary

nucleic acid

noun
 
/njuːˌkliːɪk ˈæsɪd/,
 
/njuːˌkleɪɪk ˈæsɪd/
 
/nuːˌkliːɪk ˈæsɪd/,
 
/nuːˌkleɪɪk ˈæsɪd/
[uncountable, countable] (chemistry)
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  1. either of two substances, DNA and RNA, that are present in all living cells
See nucleic acid in the Oxford Advanced American DictionarySee nucleic acid in the Oxford Learner's Dictionary of Academic English

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