on preposition Definition in Cambridge Learner Dictionary
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Definition of "on" - Learner English Dictionary

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on

preposition
 
 
/ɒn/
SURFACE A1 on a surface of something: We put all of our medicine on a high shelf. Ouch, you're standing on my foot!On or offGeneral location and orientation
PLACE A2 in a particular place: the diagram on page 22 I met her on a ship.On or offGeneral location and orientation
RECORDING/PERFORMANCE A2 used to show the way in which something is recorded or performed: What's on television tonight? I bought the CD but you can buy it on cassette.Recording sounds and images
TOUCHING B2 used to show what happens as a result of touching something: I cut myself on a knife.
SUBJECT B1 about: a book on pregnancyRegarding and concerningLinking and relating
MONEY/TIME A2 used to show what money or time is used for: I've wasted too much time on this already. She spends a lot of money on clothes.
NEXT TO B1 next to or along the side of: The post office is on Bateman Street.On or offGeneral location and orientationNext to and beside
DATE/DAY A1 used to show the date or day when something happens: He's due to arrive on 14 February. I'm working on my birthday.Describing when something happened or will happen
USING B1 using something: I spoke to Mum on the phone. I wrote it on my word processor.Using and misusing
AFTER happening after something and often because of it: The Prince was informed on his return to the UK.Describing when something happened or will happen
TRANSPORT A2 used to show some methods of travelling: Did you go over on the ferry? Sam loves travelling on buses.Travelling
FOOD/FUEL/DRUGS B2 used to show something that is used as food, fuel, or a drug: This radio runs on batteries. I can't drink wine because I'm on antibiotics.Using and misusing
be on a committee/panel, etc to be a member of a group or organization: She's on the playgroup committee.Employees and colleagues
have/carry sth on you to have something with you: Do you have your driving licence on you?Having and owning - general words
be on me/him, etc informal used to show who is paying for something: This meal is on me.Paying and spending money
(Definition of on preposition from the Cambridge Learners Dictionary © Cambridge University Press)
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