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umbra

UK/ˈʌmbɹə/ US/ˈʌmbrʌ/ uncommon archaic literary

noun

1.

a region of complete shadow resulting from total obstruction of light

Origin

Borrowed from Latin umbra (“shadow”). Doublet of umber.

Phrases

  • Bernoulli umbra
  • umbra recta
  • umbra versa

Related words

Word family

Broader terms

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.