Hefner candle
American
[hef-ner]
/ ˈhɛf nər /
noun
Optics.
Etymology
Origin of Hefner candle
First recorded in 1895–1900; named after Friedrich von Hefner- Alteneck (1845–1904), German electrical engineer
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.