monotonous Meaning, Definition & Usage

  1. adjective satellite tediously repetitious or lacking in variety; all work and no play"
    humdrum.
    • a humdrum existence
    • nothing is so monotonous as the sea
  2. adjective satellite sounded or spoken in a tone unvarying in pitch
    flat; monotonic; monotone.
    • the owl's faint monotonous hooting

WordNet

Mo*not"o*nous adjective
Etymology
Gr. alone, single + tone. See Tone.
Definitions
  1. Uttered in one unvarying tone; continued with dull uniformity; characterized by monotony; without change or variety; wearisome. -- Mo*not"o*nous*ly, adv. -- Mo*not"o*nous*ness, n.

Webster 1913