penumbra
pe·numbra
noun
Origin
From New Latin pēnumbra, from Latin paene (“almost”) + umbra (“shadow”).
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.