filter
fil
ˈfɪl
fil
ter
tər
tēr
British pronunciation
/ˈfɪltə/

Definition & Meaning of "filter"in English

to filter
01

to separate or remove unwanted items from a set, group, or stream based on specific criteria or conditions

Transitive: to filter items
to filter definition and meaning
example
Examples
The email system automatically filters messages into different folders based on their importance.
02

to pass gas, liquid, light, etc. through something in order to remove unwanted substances

Transitive: to filter a substance or light
example
Examples
The water treatment plant frequently filters impurities from the water supply.
03

to pass through or as if through a filtering device or process

Intransitive: to filter through solid material
example
Examples
The water filtered through the charcoal, becoming clear and clean.
04

to move slowly or steadily in a particular direction

Intransitive: to filter somewhere
example
Examples
The fog filtered through the trees, slowly covering the landscape.
Filter
01

a device that removes unwanted substances or particles from liquids, gases, or other materials passing through it

example
Examples
The water purifier contained a carbon filter.
02

an electrical component that modifies the frequency spectrum of signals passing through it

example
Examples
The audio system used a filter to eliminate high-frequency noise.
03

(computing) a piece of software that blocks or sorts particular types of information that is sent to a computer

example
Examples
The email filter blocked all spam messages.
04

an accessory or device placed in front of a camera lens or sensor to modify the light entering the camera

What is a "filter"?

A filter is an accessory attached to a camera lens that alters the way light enters the camera. Filters can enhance colors, reduce glare, or create special effects, such as adding a warming or cooling tone to images. They serve various purposes, such as minimizing reflections, controlling exposure, and protecting the lens from dust and scratches. Filters help achieve desired photographic effects and improve image quality.

example
Examples
He attached a polarizing filter to reduce glare.
05

a digital tool or feature that modifies or enhances photos or videos by applying effects or adjustments for a desired visual result

What is a "filter"?

A filter refers to a tool or effect that alters or enhances the appearance of photos, videos, or live streams. Filters can adjust things like color, brightness, or sharpness, or they can add special effects, such as making a photo look vintage or adding a fun animation. Filters are commonly used to improve images, make them more creative, or match a particular style or mood.

example
Examples
She applied a vintage filter to her selfie.
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