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Antares

American

[an-tair-eez, -tar-] / ænˈtɛər iz, -ˈtær- /

noun

Astronomy.

a red supergiant star of the first magnitude in the constellation Scorpius.

Antares British

/ ænˈtɛəriːz /

noun

the brightest star in the constellation Scorpius. It is a variable binary star whose main component, a red supergiant, is associated with a fainter green component. Visual magnitude: 1.2 (red), 6.8 (green); spectral type: M1.5Ib (red); distance: 600 light 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

Etymology

Origin of Antares

from Greek Antarēs, literally: simulating Mars (in colour), from _anti- + Arēs Mars

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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Antares

When the VC firm first invested in Ionate, it made products intended primarily for utilities, but Antares saw a use case for data centers.

From The Wall Street Journal ● Oct. 13, 2026

Along the way, it will pass close to Antares.

From Science Daily ● Sep. 3, 2026

Antares is a bright reddish star that represents the heart of the constellation Scorpius.

From Science Daily ● Sep. 3, 2026

"This is the first real moment in this new nuclear renaissance," said Jordan Bramble, CEO of Antares.

From Barron's ● Jun. 28, 2026

You can't miss Antares, for he is the only red star in that part of the sky.

From Earth and Sky Every Child Should Know Easy studies of the earth and the stars for any time and place by Julia Ellen Rogers

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