intransitivityn.

1889 Amer. Jrnl. Math. 11 195 If a substitution-group I is intransitive, the letters upon which it operates can be distributed into ‘systems of intransitivity’, x₁, x₂…; y₁, y₂…; z₁, z₂… such that the substitutions of I interchange among each other only the letters x₁, x₂…; the letters y₁, y₂…; the letters z₁, z₂…, and so on, and connect transitively the letters of each system.

1933 F. M. Chapman & P. Henle Fund. Logic 3 We have chosen four logical properties of certain relations—transitivity and intransitivity, symmetry and asymmetry.

1950 W. V. Quine Methods of Logic (1952) 177 A dyadic relative term is called..intransitive..according as it fulfils:..(x) (y) (z) (Fxy.Fyz. ⊃ − Fxz) (intransitivity).

1971 Archivum Linguisticum 2 104 Aspect, as well as transitivity, intransitivity, expression of cause, wish, etc., are secondary developments and more recent than the use of s to denote tense or mood.