stream
stream — noun
1. a small, narrow body of water that moves naturally across the land through a gro
a small, narrow body of water that moves naturally across the land through a groove worn into the earth, often feeding into a river or lake.
The children spent the afternoon catching frogs in the stream behind their house.
A clear mountain stream ran through the forest, making a soft sound as it passed over the rocks.
geographical description of a stream
After three days of heavy rain, the stream near the village rose dangerously high.
Esteban followed the stream for about a kilometre until he reached a small waterfall.
countable noun with geographical context
The old stone bridge crosses a narrow stream that divides the two farms.
- cross a stream
- follow a stream
- stream bank
- mountain stream
- clear stream
- shallow stream
Grammar Patterns
a stream of [water/liquid]
stream + geographical name
Usage Note
Smaller than a river. In everyday speech, 'brook' and 'creek' are common alternatives, though 'stream' is the most neutral term for any naturally flowing channel of water.
Common Mistakes
2. a continuous movement of liquid, gas, or fine particles, often coming from a sou
a continuous movement of liquid, gas, or fine particles, often coming from a source with some force or pressure.
A stream of hot water shot out from the broken pipe and flooded the kitchen floor.
The mechanic noticed a slow stream of oil leaking from underneath the car engine.
a stream of [liquid] — continuous flow from a source
When Talia opened the bottle, a thin stream of bubbles rose to the surface.
Cold air came in through the window in a steady stream, making the room feel like a refrigerator.
a stream of [gas] — movement of air
The astronaut watched a stream of dust particles drift across the cabin in zero gravity.
- a steady stream
- a thin stream
- a stream of air
- a stream of water
- a stream of blood
Grammar Patterns
a stream of [liquid/gas/fluid]
Usage Note
Unlike sense 1 (a natural water channel), this sense describes the physical movement of any fluid substance. The stream is the flow itself, not the channel it moves through.
Common Mistakes
3. the way that water is heading as it moves, often used to describe position or mo
the way that water is heading as it moves, often used to describe position or movement relative to the current.
The fisherman rowed his boat against the stream and made slow progress through the strong current.
against the stream — moving opposite to the current
Fallen leaves floated gently down the stream, carried along by the slow-moving water.
To reach the camping site, we had to walk upstream along the bank for another three miles.
upstream / downstream — fixed directional phrases
Linh threw a stick into the water and watched it drift with the stream until it disappeared from sight.
- with the stream
- against the stream
- upstream
- downstream
Grammar Patterns
against the stream
with the stream
upstream
downstream
Usage Note
Almost always used with prepositions: 'upstream' (against the flow), 'downstream' (with the flow), 'with the stream', 'against the stream'. Not used as a standalone count noun for direction.
4. people, vehicles, messages, or events that arrive or happen one after another wi
people, vehicles, messages, or events that arrive or happen one after another with little or no gap between them.
A steady stream of visitors walked through the museum gates all morning.
a stream of [people] — continuous movement of individuals
Arjun's phone buzzed with a non-stop stream of messages from the group chat during the meeting.
The charity received a steady stream of donations after the news report aired on television.
Traffic on the highway moved in a slow stream of cars, lorries, and motorbikes during rush hour.
a stream of [vehicles] — describes traffic flow
Kofi listened to the stream of announcements at the train station, waiting for his platform number to appear.
- a steady stream
- a constant stream
- a stream of people
- a stream of traffic
- a stream of complaints
- a stream of words
Grammar Patterns
a stream of [people/vehicles/words/events]
Usage Note
Commonly used with 'steady', 'constant', 'continuous', 'endless' before 'stream of'. The subject can be abstract (messages, ideas, complaints) or concrete (people, cars).
Common Mistakes
5. a class formed by putting pupils of roughly equal ability and age together for l
a class formed by putting pupils of roughly equal ability and age together for lessons, as practised in some schools.
At the age of eleven, students in British secondary schools are placed into different streams based on their test results.
British education system — ability grouping
Élise was moved to the top stream in mathematics after she scored full marks on the final exam.
The school's policy of separating children into streams has been criticised for limiting the progress of slower learners.
the practice of streaming in schools
Teachers at the school argued about whether the three streams should study the same material or different content.
- top stream
- bottom stream
- ability stream
- put in a stream
- stream system
Grammar Patterns
[be placed/put] in a stream
the top/bottom stream
Usage Note
Primarily British English. In American English, the equivalent term is 'track'. The practice of 'streaming' is called 'ability grouping' or 'tracking' in the US.
Common Mistakes
6. digital audio, video, or other content that is delivered via the internet in an
digital audio, video, or other content that is delivered via the internet in an unbroken chain and can be played as it arrives, without waiting for a full download.
Mizuki watched a live stream of the concert on her phone while waiting for the bus.
live stream — real-time broadcast over the internet
The video stream kept pausing because the internet connection in the hotel was too slow.
Daniel started his own gaming stream on a popular platform and gained over a thousand followers in his first month.
The audio stream of the podcast could be downloaded or listened to directly from the website.
audio stream vs. video stream — media type distinction
Otis adjusted the settings on the media player to switch from the standard stream to the high-definition stream.
- live stream
- video stream
- audio stream
- data stream
- watch a stream
- stream quality
- stream platform
- feed
broader term, can refer to any continuously updated content (e.g. news feed, social media feed)
- broadcast
traditional term for TV/radio; 'stream' is internet-specific
- livestream
specifically a real-time stream as it happens
Grammar Patterns
stream [of video/audio]
watch/listen to a stream
live stream
Usage Note
Colloquially often shortened to 'stream' in phrases like 'watch a stream' or 'go live on stream'. The verb form (sense 3) is more active, while the noun refers to the content being delivered.
Common Mistakes
7. a connected series of events, ideas, or trends that seem to move forward in a pa
a connected series of events, ideas, or trends that seem to move forward in a particular direction, like a flow of history or thought.
The novelist's work is famous for using the technique of stream of consciousness to reveal her characters' inner thoughts.
stream of consciousness — literary technique of continuous inner thought
Political analysts noted a steady stream of progressive reforms that changed the country's legal system over two decades.
Christopher found himself swimming against the stream of popular opinion when he defended the controversial policy.
against the stream of [opinion/trend] — opposing prevailing ideas
The documentary traces the stream of scientific discoveries that led from early radio waves to modern smartphones.
- stream of consciousness
- stream of history
- stream of thought
- against the stream
- mainstream
Grammar Patterns
the stream of [history/thought/consciousness]
against the stream of [trend/opinion]
Usage Note
This is the most abstract noun sense. Often appears in fixed literary or formal phrases like 'stream of consciousness', 'stream of history', 'the mainstream' (the prevailing trend). Not commonly used in everyday speech.
come on stream
idiomto begin operating or producing something, especially a new factory, power plant, or technological system.
The new solar farm is expected to come on stream next spring, providing electricity for over twenty thousand homes.
When the offshore wind turbines come on stream, the region will no longer depend on coal-fired power plants.
be/come on stream
idiomTo start working or become available for use.
The new factory will come on stream in March.
Is the updated software already on stream?
stream — verb
1. to pour out in great volume, like water gushing from a broken pipe or tears runn
to pour out in great volume, like water gushing from a broken pipe or tears running down someone's face.
Blood was streaming from a deep cut on Tariq's hand after he broke the glass.
stream from [source] — liquid flowing out of a wound
Rainwater streamed down the windows of the café, making the street outside look blurry and distant.
stream down [surface] — liquid running along a surface
Ada's face was streaming with sweat after she ran five kilometres in the afternoon heat.
Smoke streamed out of the kitchen window when Otis accidentally burnt the toast.
stream out of [enclosure] — gas/smoke pouring out
Tears streamed down the little girl's cheeks as she searched for her lost puppy in the park.
- stream from
- stream down
- stream with sweat
- stream out of
- tears stream
- trickle
to flow slowly in small amounts
Grammar Patterns
stream from [source]
stream down [surface]
stream with [liquid]
Usage Note
This verb is intransitive — it does not take a direct object. You cannot 'stream something'. For the internet meaning ('stream a movie'), see verb sense 3.
Common Mistakes
2. to travel in large numbers along a route, like crowds heading toward an exit or
to travel in large numbers along a route, like crowds heading toward an exit or cars advancing along a road.
Fans streamed out of the stadium after the final whistle, filling the streets with noise and excitement.
stream out of [place] — large group exiting
Passengers streamed through the terminal doors as the airport resumed normal operations after the storm.
Commuters streamed into the central station from every direction between eight and nine o'clock each morning.
stream into [place] — large numbers entering
Tourists streamed past the street performers in the old town square, stopping occasionally to drop coins into hats.
Children streamed out of the school gates as soon as the bell rang, eager to start their weekend.
- stream in
- stream out
- stream through
- stream past
- stream into
- stream across
Grammar Patterns
stream in/out/past/through [place]
Usage Note
Almost always used with a directional preposition (in, out, through, past, into). The subject is typically a crowd of people, a line of vehicles, or animals in motion.
Common Mistakes
3. to watch or listen to audio or video content over the internet in real time, or
to watch or listen to audio or video content over the internet in real time, or to broadcast such content for others — for example, watching a film on Netflix or broadcasting a video game on Twitch.
Mizuki streams her favourite Korean dramas on her tablet every evening after finishing her homework.
stream [content] — transitive, watching media
The band decided to stream their new album live from the recording studio instead of releasing it on CD.
stream [content] live — broadcasting in real time
Millions of people around the world streamed the championship match on their phones and laptops.
Kofi's internet connection was too weak to stream high-definition video, so he lowered the quality settings.
to stream [quality level] video — transitive with quality modifier
Christopher started streaming on a gaming platform last year and now has a small but loyal audience.
intransitive: start streaming — broadcasting one's own content
- stream a movie
- stream music
- stream live
- stream on Netflix/YouTube/Twitch
- stream online
- livestream an event
- watch online
descriptive but not a single-word synonym; implies active viewing
- broadcast
traditional term for TV/radio transmission; now also used for online streaming
- livestream
specifically real-time streaming, as opposed to on-demand
- download
to save a file for later use, the opposite of real-time playback
Grammar Patterns
stream [movie/music/game]
stream on [platform]
livestream [event]
Usage Note
The most common modern verb sense. Can be used transitively ('stream a movie') or intransitively ('she streams every evening'). Related noun: 'streamer' (a person who broadcasts themselves online).
Common Mistakes
4. to divide students into separate groups based on their academic ability, so that
to divide students into separate groups based on their academic ability, so that each group can be taught at a level that suits them.
The school streams students by ability in mathematics and English from the age of twelve.
stream [students] by [subject] — transitive verb in UK education
Élise was streamed into the advanced group for science after her excellent test results.
Some educators argue that streaming children too early can reinforce social inequalities and damage slower learners' confidence.
In many British secondary schools, pupils are streamed for the first time when they enter Year Seven.
passive: are streamed — the common form
Tariq's parents requested that he not be streamed, because they wanted him to learn alongside classmates of all abilities.
- stream students
- stream by ability
- be streamed into
- streaming system
- streamed classes
- track
American English equivalent
- sort
more general term, not specific to education
- differentiate
teaching term for adapting instruction to different levels
- integrate
to teach students of all abilities together in the same classroom
Grammar Patterns
stream [students/pupils]
be streamed by ability
be streamed into [groups]
Usage Note
Primarily British English. The American equivalent is 'track'. Usually used passively: 'students are streamed by ability'. The noun form 'streaming' is very common in UK education policy discussions.
Common Mistakes
Word family
- streamingnounB1
- streamingadjectiveB1
- streamernounB2
- streamlineverbB2
- mainstreamnounB2
- mainstreamadjectiveB2
- downstreamadverbB2
- upstreamadverbB2
Synonym discussion
Sense: noun/1
All four words describe a small natural channel of water, but they differ in size and register. 'Stream' is the most neutral and widely used term — it can refer to anything from a tiny trickle to a sizable channel approaching river width. 'Brook' suggests a very small, often babbling stream and carries a literary or old-fashioned tone; you are more likely to encounter it in poetry or fiction than in everyday speech. 'Creek' is the standard term in American and Australian English for a stream smaller than a river, while in British English 'creek' tends to mean a narrow inlet of the sea. 'Rivulet' is an uncommon, literary word for a very small stream and should be avoided in ordinary conversation. For learners: use 'stream' in most situations. If you are in the US or Australia, 'creek' is equally natural. For example: 'We crossed a small stream on our hike' and 'The kids played in the creek behind the house' are both correct, but 'The brook murmured through the meadow' sounds deliberately poetic.
Common collocations
Phrases
- a steady stream of
- a constant stream of
- stream of consciousness
- live stream
- against the stream
- with the stream
- upstream
- downstream
- come on stream
Etymology
The word 'stream' comes from Old English 'strēam', meaning a flow of water or a current, which can be traced back to Proto-Germanic '*straumaz' (a flowing body of water). Related words in other Germanic languages include German 'Strom' (current, river) and Dutch 'stroom' (stream, current). The ultimate root is Proto-Indo-European '*sreu-' meaning 'to flow', which also gave rise to words like 'rhythm' (via Greek 'rhein' — to flow) and 'catarrh' (a flowing down of mucus). The modern internet sense — referring to continuous delivery of audio or video data — emerged in the 1990s, extending the original idea of a steady, uninterrupted flow from water to digital information.