DULL

An Illustrated Encyclopedic Medical Dictionary · 1892 · p. 29

adj. Dual. A.-S., dol. Gr., o/x/5Avs (1st def.). Lat., hebes (1st def.), obscurus (2d and 3d defs). Ft., hebete (1st def.), stupide (1st def.), lourd. Ger., dumm, mattig. dampf (3d def.). It., scuro, ottuso. Sp., torpe. 1. Stupid, sluggish, slow of perception. 2. Not bright in color. 3. Muffled, not resonant. [s. 626]