variants
or aurorae
as in sunrises
the first appearance of light in the morning or the time of its appearance
a gorgeous pink aurora aroused us out of our slumber
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of auroras
Thanks to the Russell-McPherron effect — when Earth’s and the sun’s magnetic fields connect most efficiently — geomagnetic storms tend to intensify around this time, producing an uptick in auroras.
—
Jamie Carter, Forbes.com, 20 Sep. 2025
Why watching the sun matters Solar storms do more than spark stunning auroras.
—Daisy Dobrijevic, Space.com, 19 Sep. 2025
Sky watchers can head to dark, open areas to get your best look at the auroras.
—Jenna Prestininzi, Freep.com, 15 Sep. 2025
Red auroras are less common than green.
—Laura Baisas, Popular Science, 10 Sep. 2025
Two merging CMEs triggered the largest geomagnetic storm in two decades, which manifested in brightly colored auroras visible across the sky.
—Shirsh Lata Soni, JSTOR Daily, 13 Mar. 2025
These have a range of effects on the Earth, ranging from colorful but benign auroras to disruptions to satellite operations and navigation and communications systems.
—Ars Technica, 13 Mar. 2025
The Kp index, which measures geomagnetic activity on a scale of 0 to 9, should be at least 5 for auroras to be visible in areas farther south.
—Jamie Carter, Forbes, 12 Mar. 2025
Solar wind, as well as solar storms, are responsible for space weather that can affect Earth, creating beautiful auroras near the poles but also interfering with communications satellites and triggering outages of power grids.
—Ashley Strickland, CNN, 11 Mar. 2025
Jamie Carter, Forbes.com, 20 Sep. 2025
Why watching the sun matters Solar storms do more than spark stunning auroras.
—Daisy Dobrijevic, Space.com, 19 Sep. 2025
Sky watchers can head to dark, open areas to get your best look at the auroras.
—Jenna Prestininzi, Freep.com, 15 Sep. 2025
Red auroras are less common than green.
—Laura Baisas, Popular Science, 10 Sep. 2025
Two merging CMEs triggered the largest geomagnetic storm in two decades, which manifested in brightly colored auroras visible across the sky.
—Shirsh Lata Soni, JSTOR Daily, 13 Mar. 2025
These have a range of effects on the Earth, ranging from colorful but benign auroras to disruptions to satellite operations and navigation and communications systems.
—Ars Technica, 13 Mar. 2025
The Kp index, which measures geomagnetic activity on a scale of 0 to 9, should be at least 5 for auroras to be visible in areas farther south.
—Jamie Carter, Forbes, 12 Mar. 2025
Solar wind, as well as solar storms, are responsible for space weather that can affect Earth, creating beautiful auroras near the poles but also interfering with communications satellites and triggering outages of power grids.
—Ashley Strickland, CNN, 11 Mar. 2025
Recent Examples of Synonyms for auroras
Noun
-
Standouts include the state’s oldest, the Olson Observation Tower, which opened in 1922 and features 133 steps for panoramic views over Monongahela National Forest, while the Bickle Knob Observation Tower is a favorite spot for sunrises and sunsets.—
Nicholas DeRenzo,
AFAR Media,
16 Sep. 2025
-
Smartphones are surprisingly good at capturing sunrises, sunsets, and dramatic skies.—
Jordi Lippe-McGraw,
Forbes.com,
10 Sep. 2025
Noun
-
With masses equivalent to millions or even billions of suns, supermassive black holes are too massive to have been born from dying stars; instead, it is theorized that they are created when smaller black holes collide and merge, and a chain of progressively larger and larger mergers.—
Robert Lea,
Space.com,
12 Sep. 2025
-
The central young star, or protostar, weighing as much as 10 of our suns, is located 15,000 light-years away in the outer reaches of our galaxy.—
Eric Lagatta,
USA Today,
12 Sep. 2025
Noun
-
The flight landed safely after the controller was awakened and switched on the runway lights.—
Zach Wichter,
USA Today,
18 Sep. 2025
-
Then, the iconic duo addressed their fans with a few jokes before the lights went up for the evening.—
John Lonsdale,
HollywoodReporter,
18 Sep. 2025
Cite this Entry
“Auroras.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/auroras. Accessed 21 Sep. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share