Dictionary.com

sidelight

[ sahyd-lahyt ]
/ ˈsaɪdˌlaɪt /

noun

an item of incidental information.
either of two lights carried by a vessel under way at night, a red one on the port side and a green on the starboard.
light coming from the side.
a window or other aperture for light in the side of a building, ship, etc.
a window at the side of a door or another window.

QUIZZES

LEARN THE SPANISH WORDS FOR THESE COMMON ANIMALS!

Are you learning Spanish? Or do you just have an interest in foreign languages? Either way, this quiz on Spanish words for animals is for you.
Question 1 of 13
How do you say “cat” 🐈 in Spanish?
gato/gata
cato/cata
gatto/gatta
TAKE THE QUIZ TO FIND OUT

Origin of sidelight

First recorded in 1600–10; side1 + light1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for sidelight

British Dictionary definitions for sidelight

sidelight
/ (ˈsaɪdˌlaɪt) /

noun

light coming from the side
a side window
either of the two navigational running lights used by vessels at night, a red light on the port and a green on the starboard
British either of two small lights on the front of a motor vehicle, used to indicate the presence of the vehicle at night rather than to assist the driver
additional or incidental information
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