alternatenessn.

1650 Exercitation conc. Usurped Powers 69 There being a kind of mixture of power, and alternateness of prevalency betwixt them.

1731 N. Bailey Universal Etymol. Eng. Dict. II. (ed. 2) Alternateness, Alternativeness, a succession by course.

1775 G. M. A. Baretti Easy Phraseol. xlvii. 292/2 Is there any language formed with such a regular alternateness of letters? [It. con un alternatìva così regolàre di lèttere].

1857 Bibliotheca Sacra July 467 The law of alternateness in the action of force is exemplified also in the cleavage of crystals and the symmetry of parts in many inorganic formations.

1885 Jrnl. Amer. Geogr. Soc. N.Y. 17 56 In some combinations in Indian (Algonquin) words the interchangeability or alternateness, includes n with l and r (e.g. Quille, quirri, quinni).

1912 Times 14 Feb. 13/2 They are all one species, the fact being that the differences (of size of leaf and of alternateness or oppositeness of growth) are purely factorial.

1993 M. Heim Metaphysics Virtual Reality ix. 137 Cyberspace can contain many alternate worlds, but the alternateness of an alternate world resides in its capacity to evoke in us alternative thoughts and alternative feelings.