Definition of DNase in English:


Syllabification: DNase
Pronunciation: /ˌdēˈenˌās, -ˌāz


  • An enzyme that catalyzes the hydrolysis of DNA into oligonucleotides and smaller molecules. Also called deoxyribonuclease.
    More example sentences
    • We believe that it is because of specific digestion of the NA molecules by DNase and RNase.
    • The combination of streptokinase and streptococcal DNase produces marked reductions in viscosity, and these can only be attributed to the presence of the streptodornase.
    • Both unswollen and swollen nuclei could be further enlarged with the addition of DNase and RNase.


1940s: from DNA + -ase.

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