umbra
Example Sentences
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In this case, about 3.5% of the moon will appear darkened by the Earth’s umbra, a term that describes the darkest segment of the Earth’s shadow.
From Los Angeles Times • Sep. 17, 2024
But do not expect there to be a big shadow visible on the supermoon as only around 4% of the Moon's disc will be covered in darkness by the umbra shadow.
From BBC • Sep. 17, 2024
Directly behind the Earth is its main shadow—very dark and narrow, and called the umbra.
From Slate • Apr. 5, 2024
A solar eclipse occurs when a new moon aligns perfectly between Earth and the sun and briefly casts a shadow on our planet, called an umbra.
From National Geographic • Oct. 2, 2023
All were in the umbra of the magnificent hemlock.
From "Frightful's Mountain" by Jean Craighead George
Vocabulary lists containing umbra
Eclipse Vocabulary
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Space Science (Astronomy) - High School
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The Moon - High School
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