adjective

depressingly dull and bleak or repetitive.

the dreary round of working, eating, and trying to sleep

dull,drab,uninteresting,flat,dry,banal,bland,insipid,colourless,lifeless,sterile,tedious,wearisome,boring,unexciting,unstimulating,uninspiring,desolate,vapid,jejune,bloodless,soul-destroying,as dry as dust,humdrum,routine,monotonous,uneventful,run-of-the-mill,prosaic,pedestrian,commonplace,everyday,unexceptional,unremarkable,quotidian,unvaried,repetitive,featureless,ho-hum,sad,miserable,depressing,grim,gloomy,glum,sombre,grave,doleful,mournful,melancholic,joyless,cheerless,wretched,dismal,bleak,dark,dingy,murky,overcast