patent still

British

noun

a type of still in which the distillation is continuous

"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 patent still

so called because a still of this type was patented in 1830

Example Sentences

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patent still

"No," he admitted, "not in the form that you have used it; but here is the trick that covers the principle, and this patent still has four years to run."

From Get-Rich-Quick Wallingford by Chester, George Randolph

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