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We found 41 dictionaries with English definitions that include the word umbra: Click on the first link on a line below to go directly to a page where "umbra" is defined. General (26 matching dictionaries) umbra: American Heritage Dictionary of the English Language [home, info] umbra: Collins English Dictionary [home, info] umbra: Vocabulary.com [home, info] umbra: Merriam-Webster's Online Dictionary, 11th Edition [home, info] Umbra, umbra: Wordnik [home, info] Umbra: Wiktionary [home, info] umbra: Webster's New World College Dictionary, 4th Ed. [home, info] umbra: The Wordsmyth English Dictionary-Thesaurus [home, info] umbra: Infoplease Dictionary [home, info] umbra: Dictionary.com [home, info] umbra: Online Etymology Dictionary [home, info] umbra: UltraLingua English Dictionary [home, info] Umbra (Bionicle), Umbra (Elder Scrolls), Umbra (World of Darkness), Umbra (comics), Umbra (disambiguation), Umbra (typeface), Umbra: Wikipedia, the Free Encyclopedia [home, info] Umbra: Online Plain Text English Dictionary [home, info] umbra: Webster's Revised Unabridged, 1913 Edition [home, info] umbra: Rhymezone [home, info] Umbra: AllWords.com Multi-Lingual Dictionary [home, info] umbra: Webster's 1828 Dictionary [home, info] Umbra: E Cobham Brewer, The Reader's Handbook [home, info] Umbra: Dictionary of Phrase and Fable (1898) [home, info] Umbra: 1911 edition of the Encyclopedia Britannica [home, info] umbra: Free Dictionary [home, info] umbra: Mnemonic Dictionary [home, info] umbra: WordNet 1.7 Vocabulary Helper [home, info] umbra: LookWAYup Translating Dictionary/Thesaurus [home, info] umbra: Dictionary/thesaurus [home, info] Art (1 matching dictionary) umbra-: A Cross Reference of Latin and Greek Elements [home, info] Business (1 matching dictionary) umbra: Legal dictionary [home, info] Computing (1 matching dictionary) umbra: Encyclopedia [home, info] Medicine (2 matching dictionaries) umbra: online medical dictionary [home, info] umbra: Medical dictionary [home, info] Miscellaneous (2 matching dictionaries) UMBRA: Acronym Finder [home, info] umbra: Wordcraft Dictionary [home, info] Science (4 matching dictionaries) Umbra: Extragalactic Astronomy [home, info] umbra: Nine Planets Glossary [home, info] Umbra: Atmospheric Chemistry and Air Quality [home, info] UMBRA, UMBRA: Zoom Astronomy Glossary [home, info] Slang (1 matching dictionary) Umbra: Urban Dictionary [home, info] Tech (3 matching dictionaries) umbra: Lighting Design Glossary [home, info] Umbra: National Weather Service Glossary [home, info] umbra: SOLAR-TERRESTRIAL TERMS [home, info]

Quick definitions from WordNet (umbra) ▸ noun:  a region of complete shadow resulting from total obstruction of light ▸ Word origin