filter bed

n. A layer of sand or gravel on the bottom of a reservoir or tank, used to filter water or sewage.

filter bed

n 1. (Civil Engineering) a layer of sand or gravel in a tank or reservoir through which a liquid is passed so as to purify it. Compare bacteria bed 2. (Chemistry) any layer of material through which a liquid is passed so as to filter it

fil′ter bed`

n. a pond or tank having a false bottom covered with sand and serving to filter river or pond waters. [1870–75]

Thesaurus

Noun

filter bed - filter consisting of a layer of sand or gravel for filtering waterfilter - device that removes something from whatever passes through it

filter bed

[′fil·tər ‚bed] (civil engineering) A fill of pervious soil that provides a site for a septic field. (engineering) A contact bed used for filtering purposes.

filter bed

A bed of gravel, sand, or the like used to filter water or sewage; also see sand filter.

filter bed

noun

Words related to filter bed

noun filter consisting of a layer of sand or gravel for filtering water

Related Words

filter

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