Pallas

[ pal-uh s ]
/ ˈpæl əs /

noun

Also called Pallas Athena. Classical Mythology. Athena(def 1).
Astronomy. the second largest and one of the four brightest asteroids.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for pallas

Pallas

/ (ˈpæləs) /

noun

astronomy the second largest asteroid (diameter 520 km), revolving around the sun in a period of 4.62 years
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

Science definitions for pallas

Pallas

[ păləs ]

The second largest asteroid, measuring about 570 km (353 mi) at its greatest diameter, and the second to be discovered, in 1802. See more at asteroid.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.