from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Serving to obscure or darken.
- adj. Gloomy; dark.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. gloomy
- adj. obscure
from the GNU version of the Collaborative International Dictionary of English
- adj. Rendering dark or gloomy; tenebrous; gloomy.
from The Century Dictionary and Cyclopedia
- Producing darkness. According to an old fancy, night succeeds to day through the influence of tenebrific stars.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. dark and gloomy
Latin tenebrae, darkness + -fic.(American Heritage® Dictionary of the English Language, Fourth Edition)