Mournful \Mourn"ful\, a. Full of sorrow; expressing, or intended to express, sorrow; mourning; grieving; sad; also, causing sorrow; saddening; grievous; as, a mournful person; mournful looks, tones, loss. -- Mourn"ful*ly, adv. -- Mourn"ful*ness, n.

Syn: Sorrowful; lugubrious; sad; doleful; heavy; afflictive; grievous; calamitous.

Source: Webster's Revised Unabridged Dictionary (1913)