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English definition of “on”

on

preposition (COMPARISON)    /ɒn/ US  /ɑːn/
used when making a comparison: £950 is my final offer, and I can't improve on it. The productivity figures are down/up on last week's.Comparing and contrasting Grammar:On, ontoOn and onto are prepositions.See more
(Definition of on preposition (COMPARISON) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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