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

Using two telescopes at Palomar Observatory in San Diego County, California, ZTF surveys the entire northern sky once every two days.

From Science Daily ● Aug. 6, 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

AXA XL, Fortegra and Palomar are among its partners.

From The Wall Street Journal ● Oct. 13, 2025

They also made new observations of the inner planets in the system, including with the Hubble Space Telescope and the California Institute of Technology's Palomar Observatory telescope, and obtained archival data from several ground-based telescopes.

From Science Daily ● Dec. 3, 2024

Today his turbines are working at full capacity, because both the Redondo and Palomar power plants have gone off-line.

From "Dry" by Neal Shusterman and Jarrod Shusterman

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