an electric lamp, used in association with a control, which by means of position or color indicates the functioning of the control; an indicator light or a control light.
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Question 1 of 7
This tall, horizontally branched cactus is probably the most recognizable cactus in Arizona. What is it called?
Also called pilot light.
Origin of pilot lamp
First recorded in 1880–85
Words nearby pilot lamp
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for pilot lamp
a small light in an electric circuit or device that lights up when the circuit is closed or when certain conditions prevail
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