Why was clemency trending last week?
1879, from French limbique (1878, Broca), from limbe, from Latin limbus "edge" (see limb (n.2)). Limbic system is attested from 1950.
limbic lim·bic (lĭm'bĭk)adj.
Of, relating to, or characterized by a limbus.
Of or relating to the limbic system.