Source : Webster's Revised Unabridged Dictionary (1913)

Tedious \Te"di*ous\, a. [L. taediosus, fr. taedium. See
   {Tedium}.]
   Involving tedium; tiresome from continuance, prolixity,
   slowness, or the like; wearisome. -- {Te"di*ous*ly}, adv. --
   {Te"di*ous*ness}, n.

         I see a man's life is a tedious one.     --Shak.

         I would not be tedious to the court.     --Bunyan.

   Syn: Wearisome; fatiguing. See {Irksome}.

Source : WordNet®

tedious
     adj 1: so lacking in interest as to cause mental weariness; "a
            boring evening with uninteresting people"; "the
            deadening effect of some routine tasks"; "a dull
            play"; "his competent but dull performance"; "a ho-hum
            speaker who couldn't capture their attention"; "what
            an irksome task the writing of long letters is"-
            Edmund Burke; "tedious days on the train"; "the
            tiresome chirping of a cricket"- Mark Twain; "other
            people's dreams are dreadfully wearisome" [syn: {boring},
             {deadening}, {dull}, {ho-hum}, {irksome}, {slow}, {tiresome},
             {wearisome}]
     2: using or containing too many words; "long-winded (or windy)
        speakers"; "verbose and ineffective instructional
        methods"; "newspapers of the day printed long wordy
        editorials"; "proceedings were delayed by wordy disputes"
        [syn: {long-winded}, {verbose}, {windy}, {wordy}]