dimness
dim·ness
noun
1.
the state of being poorly illuminated
2.
the property of lacking brilliance
Origin
From Middle English dymnes, dymnesse, from Old English dimnes, dymnys, dimness (“dimness, darkness, obscurity”), equivalent to dim + -ness.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.