phroˈnetal,a.Biol. [mod.f.Gr. type *ϕρονητής thinker (f. ϕρονεῖν to think: see prec.) + -al1.] (See quot.) 1904J. McCabe tr.Haeckel's Wonders of Life 14, I propose to call the sensory-cells or sense-centres æsthetal cells, and the thought-cells or thought-centres phronetal cells.