Thesaurus
To save this word, you'll need to log in.
Synonyms & Antonyms of ultrabright
as in superbright
Synonyms & Near Synonyms for ultrabright
Antonyms & Near Antonyms for ultrabright
Keep scrolling for more
Comments on ultrabright
What made you want to look up ultrabright? 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 ultrabright
Time Traveler for ultrabright
The first known use of ultrabright was in 1896
See more words from the same year