antioxidant
/ˌæntiˈɒksɪdənt/noun, adjective
antioxidant is spelled A-N-T-I-O-X-I-D-A-N-T: 11 letters and 5 syllables. It appears about once in every 1 million words in written English, the 31,168th most frequent word form (wordfreq, 2021 data). As a noun, antioxidant means “Any substance that slows or prevents the oxidation of another chemical” (English Wiktionary, September 2026). The plural of antioxidant is antioxidants.
How many letters and syllables are in antioxidant?
| Letters | 11: A-N-T-I-O-X-I-D-A-N-T |
|---|---|
| Syllables | 5 (from its American pronunciation) |
| In writing | about once in every 1 million words; the 31,168th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is antioxidant?
Antioxidant appears about once in every 1 million words in written English, the 31,168th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce antioxidant?
- /ˌæntiˈɒksɪdənt/
Antioxidant has 5 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-antioxidant.wav, Wikimedia Commons (author and licence on each file's page).
Forms of antioxidant
- antioxidants plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does antioxidant mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Any substance that slows or prevents the oxidation of another chemical.
- 2
One of a group of vitamins that act against the effects of free radicals.
adjective
- 1
Acting or having agents that act against oxidation.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you abbreviate antioxidant?
Wiktionary records one abbreviation of antioxidant: AOX.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Antioxidant in Spanish, French, German and Portuguese
In the sense substance that slows oxidation:
| Language | Words |
|---|---|
| French | antioxydant |
| German | Antioxidans |
| Portuguese | antioxidante |
| Spanish | antioxidante |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does antioxidant come from?
From anti- + oxidant.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).