micro-germPath.|ˈmaɪkrəʊdʒɜːm| [f. micro- + germ.] A microbe. Hence microˈgermala. 1887A. M. Brown Anim. Alkal. 117 The category of affections admittedly micro-germal, parasitic.Ibid. 150 It is..an absurdity to introduce micro-germs into the question.