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Antares

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

noun

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


Antares British  
/ ænˈtɛəriːz /

noun

  1. 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.

Ares’s newest continuation vehicle was established to purchase assets from a closed-end private-credit fund comprising over 300 underlying first-lien, floating-rate loans originated and managed by Antares, which will continue to manage the portfolio.

From The Wall Street Journal • Mar. 30, 2026

And I do have stellar favorites, which I always look for first after stepping outside: Vega, high up in the constellation Lyra, Arcturus in Boötes and Antares in Scorpius, to name just a few.

From Scientific American • Aug. 25, 2023

By 1993, Montserrat’s a tart-tongued sound editor seven years into a freelancing stint at Antares, a second-tier studio.

From Los Angeles Times • Jul. 17, 2023

The facility near Chincoteague has been around for decades and recently has been the home of Northrop Grumman’s Antares rocket, which flies cargo resupply missions to the International Space Station.

From Washington Post • Dec. 16, 2022

The first thing to look for is two famous red or reddish stars—Arcturus and Antares.

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

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