Definition of nucleic acid in English:

nucleic acid

Translate nucleic acid into Spanish


  • A complex organic substance present in living cells, especially DNA or RNA, whose molecules consist of many nucleotides linked in a long chain.

    ‘The cell uses a related nucleic acid called RNA (ribonucleic acid) to construct a working copy of that strand.’
    • ‘There are two types of nucleic acids, DNA and RNA, both of which are suitable for the transfer of information.’
    • ‘The order of amino acids in proteins is recorded in the genetic code housed in the nucleic acids, DNA and RNA.’
    • ‘Proteins are polymers of amino acids, while nucleic acids are polymers of nucleotides.’
    • ‘The concentration of protein and nucleic acids in extracts and the molecular weight of DNA were subsequently determined.’


nucleic acid

/no͞oˌklēik ˈasəd/ /nuˌkliɪk ˈæsəd/