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IELTS BNC: 17 COCA: 17

on

653 ENTRIES FOUND:
1 on /ˈɑːn/ preposition
1 on
/ˈɑːn/
preposition
Learner's definition of ON
1 
a  : touching and being supported by the top surface of (something)在…表面；在…上
b  : to a position that is supported by (something)到…上面
c  — used to indicate the part or object by which someone or something is supported靠…支撑
2 
— used to say that something is attached to something附着在…上
3 
— used to indicate where someone or something is hit or touched触碰到；打到；撞上
4 
a  — used to indicate the surface or part where something is seen or located位于…上
b  — used to say that something (such as jewelry) is being worn by someone（珠宝等）佩戴在…上
5 
: near or close to (something or someone)在…附近
6 
— used to indicate the location or position of something or someone在…方位
7 
— used to indicate the time when something happened or will happen在…时间；在…期间
8 
: immediately after (something)…就；就在…之后
9 
— used to indicate the subject of something关于
10 
a  — used to indicate the device or instrument that is used to do something凭借…装置（或设备）
b  — used to say that someone is using a telephone, computer, etc.用（电话或电脑）
c  — used to describe the device, system, etc., that is used for seeing something, hearing something, etc.在…装置里；从…系统中
11 
— used to indicate a source of something (such as money, food, information, or energy)依靠…为基础；以…为来源
12 
— used to indicate the vehicle or animal by which someone or something is moved from one place to another乘坐在…上
13 
— used to say that you have something in your possession at a particular time带在身上
14 
— used to indicate the state of something处于…情况
15 
— used to indicate an activity that someone did or is now doing在…活动中
16 
— used to indicate something (such as a medicine or drug) that a person or animal is using用（药物等）
17 
— used to indicate the person or thing that is responsible for something由…负责
18 
a  — used to indicate the person or thing that something is directed toward向着；朝着
b  — used to say that someone has been affected by something（某人）受…影响
19 
— used after an adjective to indicate the thing that a statement relates to（用在形容词后）关于，有关
20 
: as stated or shown by (someone or something)据（某人）所述；据（某事物）所示
21 
— used to indicate that someone or something is included as part of a team, list, etc.是…一员；在列表中
22 
— used to say that someone or something has an advantage与…相比（有优势）
23 
chiefly US — used to say that someone is playing or performing well在…中表现好

on about

British, informal + disapproving
: talking about谈论

on at

British, informal
1 
: asking (someone) for something repeatedly and in a way that is annoying一再（向某人）索要
2 
: asking or telling (someone) to do something repeatedly and in a way that is annoying反复絮叨（某人做某事）

on it

: actively dealing with a problem, job, etc.积极应对；主动处理
2 on /ˈɑːn/ adverb
2 on
/ˈɑːn/
adverb
Learner's definition of ON
1 
a  — used to indicate that something is attached to, covering, or supported by something else连接上；盖上；登上
b  — used to describe something that is being worn by someone穿着；戴着
2 
— used to indicate movement forward向前
3 
a  — used to indicate that an activity, event, or condition continues继续地；不停地
b  : in an advanced state超前
c  : at a more advanced time : at a later time以后
4 
: from one person or thing to another一个接一个地
5 
a  — used to indicate that something is operating, flowing, etc.运转；连通
b  — used to indicate that something is being heated, prepared, etc.在加热；在准备中
6 
: in or into a train, bus, etc.在车上；上车

on and off

— see 1off
3 on /ˈɑːn/ adjective
3 on
/ˈɑːn/
adjective
Learner's definition of ON
1 
not used before a noun : attached to or covering something附着；覆盖着
2 
not used before a noun : performing or speaking in public演出；演讲
3 
not used before a noun : working at a job从事工作
4 
a  not used before a noun : operating or flowing运转；接通
b  : in a position that starts the flow of electricity, water, etc.（水、电等开关）开着的
5 
not used before a noun
a  : taking place or happening正在发生
b  : doing something as planned按计划实行
6 
not used before a noun : being broadcast on television or radio（广播或电视）在播放
7 
not used before a noun, chiefly US — used to say that you are able to do something well at a particular time表现好

not on

British, informal
1 
: not acceptable or proper让人无法接受的；不合适的
2 
: not possible不可能的；不可行的

you're on

informal
— used to say that you accept a bet or challenge赌就赌吧，比就比吧（指接受打赌或挑战）
IELTS BNC: 17 COCA: 17

on

1 of 7

preposition

ˈȯn How to pronounce on (audio) ˈän How to pronounce on (audio)
1
a
—used as a function word to indicate position in contact with and supported by the top surface of
the book is lying on the table
b
—used as a function word to indicate position in or in contact with an outer surface
the fly landed on the ceilingI have a cut on my fingerpaint on the wall
c
—used as a function word to indicate position in close proximity with
a village on the seastay on your opponent
d
—used as a function word to indicate the location of something
on the lefton the south side of the houseon the farm
2
a
—used as a function word to indicate a source of attachment or support
on a stringstand on one foothang it on a nail
b
—used as a function word to indicate a source of dependence
you can rely on mefeeds on insectslives on a pension
c
—used as a function word to indicate means of conveyance
on the bus
d
—used as a function word to indicate presence in the possession of
had a knife on him
3
—used as a function word to indicate a time frame during which something takes place
a parade on Sunday
or an instant, action, or occurrence when something begins or is done
on cueon arriving home, I found your letternews on the hourcash on delivery
4
archaic : of
5
a
—used as a function word to indicate manner of doing something
—often used with the
on the slykeep everything on the up-and-up
b
—used as a function word to indicate means or agency
cut myself on a knifetalk on the telephone
c
—used as a function word to indicate a medium of expression
on stagebest show on television
6
a(1)
—used as a function word to indicate active involvement in a condition or status
on the increaseon the lookout
(2)
: regularly using or showing the effects of using
on drugs
b
—used as a function word to indicate involvement or participation
on touron the teamon duty
c
—used as a function word to indicate inclusion
put it on the agenda
d
—used as a function word to indicate position or status in proper relationship with a standard or objective
on schedule
7
a
—used as a function word to indicate reason, ground, or basis (as for an action, opinion, or computation)
I have it on good authorityon one conditionthe interest will be 10 cents on the dollar
b
—used as a function word to indicate the cause or source
profited on the sale of stock
c
—used as a function word to indicate the focus of obligation or responsibility
drinks are on the houseput the blame on me
8
a
—used as a function word to indicate the object of collision, opposition, or hostile action
bumped my head on a limban attack on religionpulled a gun on me
b
—used as a function word to indicate the object with respect to some disadvantage, handicap, or detriment
has three inches in height on mea 3-game lead on the second-place teamthe joke's on me
9
a
—used as a function word to indicate destination or the focus of some action, movement, or directed effort
crept up on himfeast your eyes on thisworking on my skiingmade a payment on the loan
b
—used as a function word to indicate the focus of feelings, determination, or will
have pity on mekeen on sportsa curse on you
c
—used as a function word to indicate the object with respect to some misfortune or disadvantageous event
the crops died on them
d
—used as a function word to indicate the subject of study, discussion, or consideration
a book on insectsreflect on that a momentagree on price
e
: with respect to
go light on the salt
short on cash
10
—used as a function word to indicate reduplication or succession in a series
loss on losstrouble on trouble

on

2 of 7

adverb

1
a
: in or into a position of contact with an upper surface especially so as to be positioned for use or operation
put the plates on
b
: in or into a position of being attached to or covering a surface
especially : in or into the condition of being worn
put his new shoes on
2
a
: forward or at a more advanced point in space or time
went on home
later on
b
: in continuance or succession
rambled on
and so on
3
: into operation or a position permitting operation
switched the light on

on

3 of 7

adjective

1
: engaged in an activity or function (such as a dramatic role)
2
a(1)
: being in operation
The radio is on.
(2)
: placed so as to permit operation
The switch is on.
b
: taking place or being broadcast
The game is on.
3
: aware of something
—usually used with to
My boss was on to me.
4
: intended, planned
has nothing on for tonight
5
British : talking or harping incessantly
—used with about
6
chiefly British : regarded as possible or feasible
—usually used in negative constructions
7
a
: engaged in or as if in a performance
The comedian was always on.
b
: being at a high level of performance

ON

4 of 7

abbreviation

variants or Ont
Ontario

-on

5 of 7

noun suffix (1)

: chemical compound not a ketone or other oxo compound
parathion

-on

6 of 7

noun suffix (2)

1
: subatomic particle
nucleon
2
a
: unit : quantum
photon
magneton
b
: basic hereditary component
cistron
operon

-on

7 of 7

noun suffix (3)

: noble gas
radon

Synonyms

Preposition

Adverb

Adjective

Example Sentences

Preposition There is a lot of frosting on the cake. books on sports heroes are my favorite reading matter Adverb We're far on with our project. I'll come by to help you later on. Adjective The lid is on tight. The band will be on in 10 minutes. He is on tomorrow from 6 a.m. to 6 p.m. See More
Recent Examples on the Web
Preposition
In Damon’s case, there’s lots of work left on the horizon. Helen Branswell, STAT, 21 Sep. 2022 But that's on top of borrowing costs that have already jumped this year. Aimee Picchi, CBS News, 20 Sep. 2022 Buzz is building within the company as Tesla is having more internal meetings on robots, a person familiar with the matter said. Reuters, NBC News, 20 Sep. 2022 Tyler has been top five at least after his first year on. Ira Winderman, Sun Sentinel, 20 Sep. 2022 The climbers on these teams raise funds for the American Lung Association’s Climb for Clean Air Campaign. Maria Morales, Baltimore Sun, 20 Sep. 2022 Thank you _Bratzdoll_tattoos_ on Instagram for bringing this idea to life. Ariana Garcia, Chron, 20 Sep. 2022 This article first appeared on OrlandoSentinel.com. Khobi Price, Orlando Sentinel, 20 Sep. 2022 Jackson was wrapping up Burks and lying on his stomach when his head snapped back. Ryan Miller, USA TODAY, 20 Sep. 2022
Adverb
The event was unbranded, meaning that Genentech didn’t even know which drugs the participants were on, if any. Matthew Herper, STAT, 21 Sep. 2022 When the solar panel is on and there is sunlight available, the lights will charge. Alec Scherma, Good Housekeeping, 20 Sep. 2022 Rhule knows the pressure is on, especially starting a three-game homestand next weekend with contests against New Orleans, Arizona, and San Francisco followed by a trip to Los Angeles to face the Super Bowl champion Rams. Wire Reports, BostonGlobe.com, 18 Sep. 2022 NFL RedZone is on in your area by searching the channel lineup in your zip code from the following service providers: Verizon Fios, AT&T U-verse, Comcast / Xfinity, Spectrum/Charter, Optimum/Altice,Cox, DIRECTV, Dish. Tim Brown | The Oregonian/oregonlive, oregonlive, 18 Sep. 2022 By 2012, both parties believed that Latino voters were on course to be a big and growing part of the Democratic coalition. Aaron Zitner, WSJ, 14 Sep. 2022 Her bra was still on … The other one was just too raunchy. Ashley Iasimone, Billboard, 12 Sep. 2022 Copper, last year’s Finals MVP, was sublime from midway through the second quarter on. Nancy Armour, USA TODAY, 9 Sep. 2022 Rena Philips said earlier Thursday that Harris was still on leave and the matter remained under investigation. Ben Thomas | Bthomas@al.com, al, 8 Sep. 2022
Adjective
Between Monday and Friday of this week, Reds first baseman Joey Votto has raised his batting average from .105 to .167 and his on-base percentage from .227 to .286. Charlie Goldsmith, The Enquirer, 23 Apr. 2022 The hotel recently underwent a refresh, updating finishing touches across both of its properties, including its on-site restaurants. Karla Pope, Good Housekeeping, 17 Aug. 2022 Joker is known for his on-and-off-again abusive relationship with Harley Quinn, his psychiatrist at the Arkham Asylum mental institution who falls in love with him and becomes his sidekick and partner in crime. Etan Vlessing, The Hollywood Reporter, 4 Aug. 2022 His pattern recognition and team defense need work, as is the case with most younger players, but his on-ball defense is effective for someone with little experience. Tony East, Forbes, 1 Aug. 2022 At the start of the season, Fraley was one of the Reds’ regulars as an outfielder known for his on-base ability and his defense. Charlie Goldsmith, The Enquirer, 31 July 2022 Perhaps nowhere was that pullback as severe as this flashy, and very costly, corner of the on-demand industry — an industry which was born out of the Great Recession of 2008 and had never experienced a prolonged downturn. Sara Ashley O'brien, CNN, 25 July 2022 His slugging percentage decreased from .676 to .630, while his on-base ticked up from .439 to .464. Steve Svekis, Sun Sentinel, 18 July 2022 Still, for all the show’s transparency, Jakob comes across as guarded in his on-camera interviews. New York Times, 14 July 2022 See More

Word History

Etymology

Preposition, Adverb, and Adjective

Middle English an, on, preposition & adverb, from Old English; akin to Old High German ana on, Greek ana up, on

Noun suffix (1)

International Scientific Vocabulary, alteration of -one

Noun suffix (2)

from -on (in ion)

Noun suffix (3)

New Latin, from -on (in argon)

First Known Use

Preposition

before the 12th century, in the meaning defined at sense 1a

Adverb

before the 12th century, in the meaning defined at sense 1a

Adjective

circa 1541, in the meaning defined at sense 1

Time Traveler
The first known use of on was before the 12th century
IELTS BNC: 17 COCA: 17

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