filter

noun countable

UK /ˈfɪltə(r)/

Word Forms

singular	filter
plural	filters

1
sciencean object or piece of equipment that allows you to remove solid parts that are not wanted from a liquid or gas
a water filter
Synonyms and related words
Equipment used in scientific research
accelerator
beaker
bell jar
2
a glass or plastic object that you put on a camera to change the colour or amount of light that passes through the lens
Synonyms and related words
Cameras and photographic equipment
analogue camera
aperture
body camera
3
computinga computer program that prevents some types of information from appearing on your computer when you search the internet
Synonyms and related words
Computer programs and systems
add-on
applet
architecture
4
a filter tip
Synonyms and related words
Tobacco, cigarettes, cigars and pipes
baccy
bidi
bong
5
Britisha traffic light that gives a separate signal to traffic turning in a particular direction
Synonyms and related words
Road and traffic signals and crossings
advanced green
Belisha beacon
box junction
6
an app or function that allows you to decorate and alter photographs, especially on social media
Social media networks make it easy for us to add a filter to our photos.
If you thought Instagram had the filter market on lockdown, think again.
This meaning is based on one submitted to the Open Dictionary from United Kingdom on 23/01/2019
Synonyms and related words
Social media and social networking
filter
filter
HT
Synonyms and related words
Computer software
accounting package
ad blocker
address book

phrases

have no filter

filter

noun countable

US /ˈfɪltər/

Word Forms

singular	filter
plural	filters

1
sciencean object or piece of equipment that allows you to remove solid parts that are not wanted from a liquid or gas
a water filter
Synonyms and related words
Equipment used in scientific research
accelerator
beaker
bell jar
2
a glass or plastic object that you put on a camera to change the color or amount of light that passes through the lens
Synonyms and related words
Cameras and photographic equipment
analogue camera
aperture
ASA
3
computinga computer program that prevents some types of information from appearing on your computer when you search the internet
Synonyms and related words
Computer programs and systems
add-on
applet
architecture
4
a filter tip
Synonyms and related words
Tobacco, cigarettes, cigars and pipes
bong
briar
butt
5
Britisha traffic light that gives a separate signal to traffic turning in a particular direction
Synonyms and related words
Road and traffic signals and crossings
advanced green
circus
cone
6
an app or function that allows you to decorate and alter photographs, especially on social media
Social media networks make it easy for us to add a filter to our photos.
If you thought Instagram had the filter market on lockdown, think again.
This meaning is based on one submitted to the Open Dictionary from United Kingdom on 23/01/2019
Synonyms and related words
Social media and social networking
filter
filter
HT
Synonyms and related words
Computer software
accounting package
ad blocker
address book

phrases

have no filter

filter

verb

UK /ˈfɪltə(r)/

Word Forms

present tense
I/you/we/they	filter
he/she/it	filters
present participle	filtering
past tense	filtered
past participle	filtered

1
intransitive if light or sound filters into a place, only a little of it enters that place
filter through/in/into etc:
The August sunlight filtered in through the blinds.
The noise of the traffic filtered through the heavy curtains.
Synonyms and related words
What light can do
reflect
flood
fade
Synonyms and related words
What sound can do and changing sounds
amplify
reverberate
fade
2
intransitive if news or information filters out or through to people, they receive it gradually or after a period of time
filter through/out/back etc:
News of the decision filtered out to reporters.
These new ideas have not yet filtered down to sales staff.
Synonyms and related words
To be, or to become known
come out
get around
leak out
3
transitive to pass something through a filter to remove particular things contained in it
Everything we download from the Internet is automatically filtered through our virus software.
Synonyms and related words
To remove something
remove
sweep away
take off
4
intransitive Britishif traffic filters somewhere, it turns right or left when a separate traffic light gives it the signal to go
Most of the cars filtered off to the right.
Synonyms and related words
Traffic movements and traffic jams
back up
bottleneck
bumper-to-bumper
5
intransitive if people filter somewhere, they gradually go there
filter in/into/out etc:
People began to filter into the theatre.
Synonyms and related words
To go somewhere, or to move in a particular direction
head
go
progress
6
transitive to use a filter on an image
The woman showed him the heavily filtered image on her profile and said: ‘I want to look like that’.
This meaning is based on one submitted to the Open Dictionary from United Kingdom on 23/01/2019
Synonyms and related words
To take and develop photographs
blow up
capture
come out
Synonyms and related words
Social media and social networking
filter
filter
HT

phrasal verbs

filter out

filter

verb

US /ˈfɪltər/

Word Forms

present tense
I/you/we/they	filter
he/she/it	filters
present participle	filtering
past tense	filtered
past participle	filtered

1
transitive to pass something through a filter to remove particular things contained in it
All e-mails are automatically filtered through our virus software.
Synonyms and related words
To remove something
remove
sweep away
take off
2
intransitive if light or sound filters into a place, only a little of it enters that place
filter through/in/into, etc.:
The August sunlight filtered in through the blinds.
The noise of the traffic filtered through the heavy curtains.
Synonyms and related words
What light can do
reflect
flood
fade
Synonyms and related words
What sound can do and changing sounds
amplify
reverberate
fade
3
intransitive if news or information filters out or through to people, they receive it gradually or after a period of time
filter through/out/back, etc.:
News of the decision filtered out to reporters.
These new ideas have not yet filtered down to the salespeople.
Synonyms and related words
To be, or to become known
come out
get around
leak out
4
intransitive if people filter somewhere, they gradually go there
filter in/into/out etc.:
At 7:00 people began to filter into the theater.
Synonyms and related words
To go somewhere, or to move in a particular direction
head
go
progress
5
intransitive Britishif traffic filters somewhere, it turns right or left when a separate traffic light gives it the signal to go
Synonyms and related words
Traffic movements and traffic jams
back up
bottleneck
bumper-to-bumper
6
transitive to use a filter on an image
The woman showed him the heavily filtered image on her profile and said: “I want to look like that.”
This meaning is based on one submitted to the Open Dictionary from United Kingdom on 23/01/2019
Synonyms and related words
To take and develop photographs
blow up
capture
come out
Synonyms and related words
Social media and social networking
filter
filter
HT

phrasal verbs

filter out

filter ​‌‌

filter ​‌‌

filter ​‌

filter ​‌

filter

filter

filter

filter