mutationaladj.

Brit.

/mjuːˈteɪʃn̩(ə)l/,

/mjuːˈteɪʃən(ə)l/, U.S.

/mjuˈteɪʃən(ə)l/,

/mjuˈteɪʃn(ə)l/

Origin: Formed within English, by derivation. Etymons: mutation n., -al suffix¹.

Etymology: < mutation n. + -al suffix¹. Compare French mutationnel (1931).

Biology.

Of or relating to mutation.

ΘΚΠ

the world > life > biology > biological processes > genetic activity > [adjective] > changes or actions of genes or chromosomes > mutation

sportive1796

mutating1877

mutant1903

mutational1904

mutated1919

macromutational1952

saltational1963

macromutationist1988

1904 Nature 25 Feb. 386/2 De Vries's ‘mutational’ variations.

1931 E. B. Ford Mendelism & Evol. iv. 72 This criticism omits all reference to an important condition of the theory: the size of the mutational steps involved.

1955 Bull. Atomic Scientists June 210/2 No exposure [to radiation] is so tiny that it does not carry its corresponding mutational risk.

1964 G. H. Haggis et al. Introd. Molecular Biol. p. xi Recent refinements in genetic analysis..have made it possible to relate mutational events to modification of nucleic acid structure.

1989 B. Alberts et al. Molecular Biol. Cell (ed. 2) ix. 510 Mutational analyses have allowed geneticists to estimate that Drosophila contains only about 5000 essential genes.

1995 L. Garrett Coming Plague (new ed.) xvi. 567 He thought that ultraviolet radiation might be hastening the mutational pace.

This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022).

单词	mutational
释义	mutationaladj. Brit. /mjuːˈteɪʃn̩(ə)l/, /mjuːˈteɪʃən(ə)l/, U.S. /mjuˈteɪʃən(ə)l/, /mjuˈteɪʃn(ə)l/ Origin: Formed within English, by derivation. Etymons: mutation n., -al suffix¹. Etymology: < mutation n. + -al suffix¹. Compare French mutationnel (1931). Biology. Of or relating to mutation. ΘΚΠ the world > life > biology > biological processes > genetic activity > [adjective] > changes or actions of genes or chromosomes > mutation sportive1796 mutating1877 mutant1903 mutational1904 mutated1919 macromutational1952 saltational1963 macromutationist1988 1904 Nature 25 Feb. 386/2 De Vries's ‘mutational’ variations. 1931 E. B. Ford Mendelism & Evol. iv. 72 This criticism omits all reference to an important condition of the theory: the size of the mutational steps involved. 1955 Bull. Atomic Scientists June 210/2 No exposure [to radiation] is so tiny that it does not carry its corresponding mutational risk. 1964 G. H. Haggis et al. Introd. Molecular Biol. p. xi Recent refinements in genetic analysis..have made it possible to relate mutational events to modification of nucleic acid structure. 1989 B. Alberts et al. Molecular Biol. Cell (ed. 2) ix. 510 Mutational analyses have allowed geneticists to estimate that Drosophila contains only about 5000 essential genes. 1995 L. Garrett Coming Plague (new ed.) xvi. 567 He thought that ultraviolet radiation might be hastening the mutational pace. This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022). < adj.1904
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