climatically,adv.|klaɪˈmætɪkəlɪ| [f.prec. + -ly2.] In relation to climate. 1881G. Allen Vign. Nature xxii. 224 Climatically speaking, our earth has seen its best days.1883A. H. Hassall (title) San Remo Climatically and Medically Considered. ¶ See climactically.