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English definition of “on”

on

preposition (ABOVE)    /ɒn/ US  /ɑːn/
A1 used to show that something is in a position above something else and touching it, or that something is moving into such a position : Look at all the books on your desk ! Ow, you're standing on my foot ! Your suitcase is on top of the wardrobe . They live in that old farmhouse on the hill . I got on my bike and left .On or off Grammar:At, on and in (place)We use at:Grammar:On, ontoOn and onto are prepositions.
(Definition of on preposition (ABOVE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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