† ocuˈlationObs.rare—0. [n. of action f. L. oculāre to furnish with eyes, after oculus in sense ‘eye or bud’ of a plant.] = inoculation 1. 1611Florio, Innestare ad occhio, to inoculate, to graffe by way of oculation.1623in Cockeram.1857Mayne Expos.Lex., Oculatio, Bot. a term for grafting: oculation.