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"
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"
Involving tedium; tiresome from continuance, prolixity, slowness, or the like; wearisome
If you describe something such as a job, task, or situation as tedious, you mean it is boring and rather frustrating. Such lists are long and tedious to read. = boring + tediously te·di·ous·ly the most tediously boring aspects of international relations. something that is tedious continues for a long time and is not interesting = boring (taediosus, from taedium, from taedere )