metalogical, a.
(mɛtəˈlɒdʒɪkəl)
[f. meta- + logical.]
Belonging to metalogic. Also, beyond or outside the province of logic. Cf. prec.
| 1865 S. H. Hodgson Time & Space 345 Chapter vii, Metalogical. 1873 Contemp. Rev. XXI. 446 Certain logical, metalogical, empirical and transcendental truths. a 1881 A. Barratt Phys. Metempiric (1883) 193 From the nature of the other metalogical assumptions. 1951 J. {Lbar}ukasiewicz Aristotle's Syllogistic 103 The..metalogical principle of traditional logic: ‘utraque si praemissa neget, nil inde sequetur’. 1955 A. N. Prior Formal Logic 65 ‘Metalogical’ demonstrations ought..to be themselves ‘logical’ in the sense of being cogent. |
Hence metaˈlogically adv.
| 1946 C. I. Lewis Analysis of Knowledge v. 129 Analytic statements in non-logical terminology, like ‘All birds are bipeds’, will not be metalogically derivable from its postulates. 1955 A. N. Prior Formal Logic 132 This rule is metalogically derivable. |