1noun
a metallic oxide containing the univalent anion O2-
01 Word definition
superoxide
10 letters · 5 vowels · 5 consonants
Is SUPEROXIDE a word?
Yes. SUPEROXIDE is a 10-letter noun. a metallic oxide containing the univalent anion O2- Check the official dictionary for your particular word game before playing it.
Correct spelling
S-U-P-E-R-O-X-I-D-EHow do you spell SUPEROXIDE?
SUPEROXIDE contains 10 letters, begins with S, and ends with E.
Check another spelling →Meaning and definition
2noun
the univalent anion O2-
“much of the O2 supporting cellular respiration is reduced to the superoxide anion O2-”
Synonyms
Source: Open English WordNet 2025 (CC BY 4.0) ↗superoxide anion
02 Letter breakdown
How is SUPEROXIDE spelled?
S1U2P3E4R5O6X7I8D9E10
03 Word-game status
Can you play SUPEROXIDE?
UnscramblerHQ dictionary
This spelling is present in our broad English solver dictionary.
Scrabble
Base tile value: 20 points. Confirm eligibility in the official word list used for your region and edition.
Words With Friends
Base tile value: 22 points. Confirm eligibility inside the current game dictionary.
FAQ Quick answers
About SUPEROXIDE.
How do you spell SUPEROXIDE?
SUPEROXIDE is spelled S-U-P-E-R-O-X-I-D-E. It contains 10 letters.