infinito-|ɪnfɪˈnaɪtəʊ|combining form from L. infīnīt-us infinite, used in the sense ‘infinitely, to an infinite degree’: as in infinito-infinitesimaladj. (used by Hartley to describe what is now called ‘an infinitesimal of the second degree’); so infinito-infinitelyadv. Also loosely in sense ‘infinite and’, as in infinito-absolute.1748Hartley Observ. Man ii. i. 14 If the Balance be infinitely in favour of each, God will be infinitely benevolent to each, and infinito-infinitely to the whole System.Ibid. iii. 330 If F be infinitesimal, L will be infinito-infinitesimal.1829Sir W. Hamilton Discuss. (1852) 1 Cousin's Doctrine of the Infinito-Absolute.