Thesaurus
To save this word, you'll need to log in.
Synonyms & Antonyms of penumbral
as in dark, moonless
Synonyms & Near Synonyms for penumbral
Antonyms & Near Antonyms for penumbral
Keep scrolling for more
Comments on penumbral
What made you want to look up penumbral? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Obscure Shapes
- Something that is ooid is shaped like:
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Share penumbral