umbra
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.
When the moon is within the umbra, the darkest part of Earth’s shadow, it looks red-orange, giving the eclipse the name “blood moon.”
From Los Angeles Times • Mar. 11, 2025
The lighter one, called the penumbra, will not have too much effect but the umbra, the inner and darker shadow, will darken the Moon.
From BBC • Sep. 17, 2024
And when the moon is fully in the umbra, that’s a total eclipse.
From Slate • Apr. 5, 2024
“Having once stood in the umbra, the Moon’s shadow, during a solar eclipse, we are driven to do so again and again, whenever the Moon moves between the Earth and the Sun.”
From New York Times • Apr. 2, 2024
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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