Palomar

American

[pal-uh-mahr] / ˈpæl əˌmɑr /

noun

Mount, a mountain in S California, NE of San Diego: site of observatory. 6,126 feet (1,867 meters) high.

Palomar British

/ ˈpæləˌmɑː /

noun

a mountain in S California, northeast of San Diego: site of Mount Palomar Observatory, which has a large (200-inch) reflecting telescope. Height: 1871 m (6140 ft)

"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

Example Sentences

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Palomar

Operating with a telescope at Palomar Observatory in California, ZTF repeatedly photographs large sections of the night sky.

From Science Daily ● Oct. 10, 2026

The mountains saw even more precipitation, with just over 3 inches falling in Palomar and 2.67 inches falling in Birch Hill.

From Los Angeles Times ● Jan. 5, 2026

When the object was first identified in 2018, spectra obtained with the 200-inch Hale Telescope at Palomar Observatory showed no special features.

From Science Daily ● Nov. 7, 2025

AXA XL, Fortegra and Palomar are among its partners.

From The Wall Street Journal ● Oct. 13, 2025

They spent one week each month at the Palomar Observatory in California looking for objects, asteroids primarily, whose trajectories carried them across Earth’s orbit.

From "A Short History of Nearly Everything" by Bill Bryson

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023