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Definition of Buchner funnel
1. Noun. (context chemistry) A piece of laboratory equipment used for filtration; it is a ceramic funnel with a flat base on which the filter paper is laid flat; normally used with a vacuum pump. ¹
¹ Source: wiktionary.com
Medical Definition of Buchner funnel
1. A porcelain funnel that contains a perforated porcelain plate upon which filter paper can be laid. (05 Mar 2000)