non-integraladj.
/nɒnˈɪntᵻɡr(ə)l/, U.S. /nɑnˈɪn(t)əɡr(ə)l/ Not integral; (Mathematics and Physics) not having an integral value.
ΚΠ
1879 Encycl. Brit. IX. 819/2 A rational (non-integral) function has a certain number of infinities, or poles, each of them of a given multiplicity.
1901 Trans. Amer. Math. Soc. 2 201 Non-integral values of θ do not give rise to maximal or minimal isoclinal angles.
1932 Biometrika 24 449 When b is a half-integer..it will be found convenient to use the theory of non-integral differentiation.
1968 M. S. Livingston Particle Physics ii. 18 The non~integral atomic weights were explained as isotopes.
1977 E. L. Doctorow False Documents in Jack London, Hemingway, & Constit. (1993) 157-8 The writer-nuisance is relegated to the shadow world of modern aesthetics or culture, a nonintegral anti-universe with reflections of power rather than power.
1990 EMBO Jrnl. 9 4060/1 The uncertainty concerning the 5′ end of the γ fragment stems from the non-integral mobility of γ.
This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022).
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adj.1879