The meaning of FILTER is a porous article or mass (as of paper or sand) through which a gas or liquid is passed to separate out matter in suspension. How to use filter in a sentence.

FILTER definition: any substance, as cloth, paper, porous porcelain, or a layer of charcoal or sand, through which liquid or gas is passed to remove suspended impurities or to recover solids. See …

Adding a filter is a way to make what came out of an inaccurate image sensor feel more true to that moment. If the filter is dirty, the airflow is restricted. Processed hulls are also used as gas mask …

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Filtration is a physical separation process that separates solid matter and fluid from a mixture using a filter medium that has a complex structure through which only the fluid can pass. Solid particles that …

Dec 14, 2025 · The collection of cofinite subsets of ℝ is a filter under inclusion: it includes the intersection of every pair of its members, and includes every superset of every cofinite set.

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The FILTER function allows you to filter a range of data based on criteria you define. In the following example we used the formula =FILTER (A5:D20,C5:C20=H2,"") to return all records for Apple, as …

Filter definition: A program or device that blocks e-mail or restricts website access when specific criteria are met.

A machine or device that removes dangerous or unwanted materials from a substance passing through it is called a filter. A kitchen water filter makes the water safer to drink — and also taste better.