filter pump

noun

1. a vacuum pump used to assist laboratory filtrations in which a jet of water inside a glass tube entrains air molecules from the system to be evacuated

Example Sentences

The site does recommend adding a filter pump or emptying the tank regularly to keep the water clean.

From Fox News

“They remind me of a cross between a living veil and a high tech filter pump.”

From Washington Post

“They remind me of a cross between a living veil and a high tech filter pump.”

From Seattle Times

“They remind me of a cross between a living veil and a high tech filter pump.”

From Washington Times

Other kid-friendly additions include a solar heater, custom cover and sand filter pump, as an alternative to harsh chemicals.

From Seattle Times