RNASE Meaning of RNASE in English /ahr"en"ays, -ayz/ , n. Biochem.ribonuclease. Also, RNAase /ahr"en"ay"ays, -ayz/ . [ RN(A) + -ASE ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012