present participle of filter down

plural of filter funnel

Of a liquid; to move slowly down to lower substrate levels. / (idiomatic) (by extension) Of information, or resources; to move slowly down to lower levels of an organisation, or population.

(slang) Any device that limits or suppresses the flow of bogons. / (slang, humorous) An imaginary device capable of preventing high-bogosity material from reaching its destination.

A filter of trapezoidal shape specified by four corner frequencies, f1 through f4. The filter rejects below f1 and above f4, is linear from f1 to f2 and from f3 to f4, and is flat from f2 to f3.

Third-person singular simple present indicative form of filter down

(signal processing) An array of band-pass filters that separates the input signal into multiple components, each one carrying a single frequency subband of the original signal.

plural of filter lane

present participle of filter up

simple past tense and past participle of filter up