Langimage
English

filter

|fil/ter|

B1

🇺🇸

/ˈfɪltər/

🇬🇧

/ˈfɪltə/

remove impurities

Etymology
Etymology Information

'filter' originates from the Latin word 'filtrum,' which referred to a felt used for straining.

Historical Evolution

'filtrum' transformed into the Old French word 'filtre,' and eventually became the modern English word 'filter.'

Meaning Changes

Initially, it meant 'a felt for straining,' but over time it evolved into its current meaning of 'a device for removing impurities.'

Meanings by Part of Speech

Noun 1

a device or material for removing impurities or solid particles from a liquid or gas passed through it.

The water filter needs to be replaced every six months.

Synonyms

Verb 1

to pass a liquid, gas, light, or sound through a device to remove unwanted material.

The coffee was filtered to remove the grounds.

Synonyms

Verb 2

to gradually become visible or heard.

The sunlight filtered through the curtains.

Synonyms

Last updated: 2025/01/11 11:41