follow Dictionary.com

Why turkey has the same name as Turkey

Horsehead Nebula

noun
1.
a dark nebula in the constellation Orion, composed of opaque cosmic dust and resembling the head of a horse.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for Horsehead Nebula

Horsehead nebula

/ˈhɔːsˌhɛd/
noun
1.
(astronomy) a dark nebula lying in the constellation of Orion and resembling the head of a horse
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
Cite This Source
Encyclopedia Article for Horsehead Nebula

(catalog number IC 434), ionized-hydrogen region in the constellation Orion. The nebula consists of a cloud of ionized gas lit from within by young, hot stars; a dark cloud containing interstellar dust lies immediately in front. The dust absorbs the light from part of the ionized cloud. A portion of this dark cloud has a shape somewhat resembling a horse's head. The nebula is located 400 parsecs (1,300 light-years) from the Sun. It has a diameter of approximately 4 parsecs (13 light-years) and a total mass of about 250 solar masses

Learn more about Horsehead Nebula with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
Cite This Source

Word of the Day

Word Value for Horsehead

0
0
Scrabble Words With Friends