Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Adjective: hebetudinous
Usage: rare
  1. Lacking in liveliness or animation
    "The hebetudinous audience seemed uninterested in the lecture";
    - dull

See also: arid, bovine, colorless [US], colourless [Brit, Cdn], desiccate, desiccated, drab, dreary, dullness, heavy, humdrum, lackluster [US], lacklustre [Brit, Cdn], leaden, lusterless [N. Amer], lustreless [Brit, Cdn], monotonous, monotonousness, spiritless, unanimated