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Buchner funnel

British  
/ ˈbʌknə /

noun

  1. a laboratory filter funnel used under reduced pressure. It consists of a shallow porcelain cylinder with a flat perforated base

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of Buchner funnel

named after its inventor, Eduard Buchner (1860–1917), German chemist

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The mass of crystals is then rapidly filtered on a Buchner funnel and sucked as dry as possible.

From Organic Syntheses by Conant, James Bryant

In transferring the crystals from the reaction flask to the Buchner funnel it is necessary to use a certain amount of water to dissolve the pasty chromium salts which are otherwise quite impossible to filter.

From Organic Syntheses by Conant, James Bryant

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.