Penumbrae: meaning, definitions and examples
๐
penumbrae
[ pษหnสmbreษช ]
astronomy term
Penumbrae refer to the partial shadow that occurs during an eclipse, where only a portion of the light source is obscured. This area creates a gradient of light and darkness, often resulting in a fascinating visual effect. In the context of solar and lunar eclipses, penumbrae are the areas where observers can see a partial eclipse. This phenomenon can also be observed in other contexts, such as with light sources being partially blocked by objects.
Synonyms
partial shadow, shadow
Examples of usage
- The penumbrae of the lunar eclipse were beautifully visible.
- During the solar eclipse, the penumbrae created a stunning view from Earth.
- Astronomers study the penumbrae to gather data about astronomical events.
Translations
Translations of the word "penumbrae" in other languages:
๐ต๐น penumbra
๐ฎ๐ณ เคชเฅเคจเฅเคฎเฅเคฌเฅเคฐเคพ
๐ฉ๐ช Halbschatten
๐ฎ๐ฉ penumbra
๐บ๐ฆ ะฟัะฒััะฝั
๐ต๐ฑ pรณลcieล
๐ฏ๐ต ๅๅฝฑ
๐ซ๐ท pรฉnombre
๐ช๐ธ penumbra
๐น๐ท yarฤฑ gรถlge
๐ฐ๐ท ๋ฐ๊ทธ๋ฆผ์
๐ธ๐ฆ ุงูุธู ุงูุฌุฒุฆู
๐จ๐ฟ polot Schatten
๐ธ๐ฐ polotieล
๐จ๐ณ ๅๅฝฑ
๐ธ๐ฎ polsenca
๐ฎ๐ธ skuggi
๐ฐ๐ฟ ะถะฐัััะปะฐะน ะบำฉะปะตาฃะบะต
๐ฌ๐ช แแแแฃแแแ แ
๐ฆ๐ฟ penumbra
๐ฒ๐ฝ penumbra
Word origin
The word 'penumbra' comes from the Latin roots 'paene', meaning 'almost', and 'umbra', meaning 'shadow'. It was first used in English in the 17th century, specifically in discussions about astronomy and light phenomena. Over time, the term has also been applied in various scientific fields to describe areas of partial illumination or shadow. The concept is crucial in understanding both solar and lunar eclipses, where the penumbral region allows for varying degrees of light to reach observers, creating striking visual effects. This term blends the science of optics with celestial observations, showcasing the interconnection between light and shadow in both nature and the cosmos.
Word Frequency Rank
At position #42,293, this word is among the less frequently used terms in English. While interesting to know, it's not crucial for most English learners unless needed for specific purposes.
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