filter bed

English

WOTD – 9 March 2021

Pronunciation

Filter beds at Kempton Waterworks, on the edge of Greater London, England, UK (seen from the A316 viaduct).

A filter bed at Benfleet Sewage Treatment Plant, Essex.

• (Received Pronunciation) IPA^(key): /ˈfɪltə bɛd/
• (General American) IPA^(key): /ˈfɪltɚ ˌbɛd/
• Hyphenation: filt‧er bed

Noun

filter bed (plural filter beds)

1. A layer of gravel, sand, or other material through which liquid is passed in order to remove impurities; also, a pond or tank containing such a layer.

Translations

layer of gravel, etc., through which liquid is passed in order to remove impurities

• Serbo-Croatian: bazen za filtriranje m

pond or tank containing such a layer

Further reading

• sand filter on Wikipedia.Wikipedia
• “filter bed, n.” under “filter, n.”, in OED Online ⁠, Oxford, Oxfordshire: Oxford University Press, September 2016.
• “filter bed, n.”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.