monotonous
[adjective]
Synonyms: tedious, boring, dull, humdrum, mind-numbing, repetitive, tiresome, unchanging, wearisome

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Contrasted words: changing, varying, fresh, new, novel, absorbing, engrossing, interesting
Related Words: samely, uniform, unvaried, repetitious, jog-trot, singsong

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English Thesaurus: boring, not very interesting, dull, tedious, monotonous, ...

[TahlilGaran] English Synonym Dictionary ▲

mo‧not‧o‧nous /məˈnɒtənəs $ məˈnɑː-/ adjective
boring because of always being the same:
a monotonous diet
a little boy who wet his bed with monotonous regularity
—monotonously adverb:
The rain poured monotonously out of the grey sky.

[TahlilGaran] Dictionary of Contemporary English ▲

boring not interesting in any way:
a boring speech
He found school incredibly boring.
not very interesting [not before noun] very ordinary and therefore rather boring. People often use this phrase in everyday English, instead of saying directly that something is boring:
The story wasn’t very interesting.
dull especially written boring:
The conference was usually a dull affair.
Life was never dull.
tedious /ˈtiːdiəs/ very boring and continuing for a long time:
The process was tedious and slow.
Jake began the tedious task of sorting through his papers.
monotonous /məˈnɒtənəs $ məˈnɑː-/ boring and always the same:
The work was monotonous and unchallenging.
He was only half listening to the monotonous voice of the teacher.
mundane /mʌnˈdeɪn/ rather boring, because it is connected with things you do regularly as part of your daily life:
He busied himself with the mundane task of cleaning the house.
Most arguments are over mundane issues like spending or saving money.
humdrum /ˈhʌmdrʌm/ [usually before noun] boring because nothing new or interesting ever happens:
He wanted to escape his humdrum life.
a humdrum existence
dry a subject, piece of writing etc that is dry is boring because it is very serious and does not contain any humour:
The students complained that the lecture was dry and uninspiring.
a dry academic volume

[TahlilGaran] English Thesaurus ▲