bioreactor
"bioreactor" is a 10-letter English headword indexed on PlainSpell.
The verdict
“bioreactor” is an uncommon English word, ranked #84,026 in English word frequency and used as a noun.
- #84,026
- frequency rank, English
- 10
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A vat or pressure vessel, containing microorganisms or biochemically active substances, used for biotechnological processes such as fermentation, waste recycling, or making drugs.
| Property | Value |
|---|---|
| Headword | bioreactor |
| Language | English |
| Part of speech | Noun |
| Letters | 10 |
| Frequency rank | #84,026 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “bioreactor” sits in English frequency
Spelling & Dictionary Insight
The English entry for bioreactor is 10 letters long, classified as a noun. Corpus data places it at rank #84,026 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. The dominant gloss from Wiktionary reads: "A vat or pressure vessel, containing microorganisms or biochemically active substances, used for biotechnological processes such as fermentation, waste recycling, or making drugs.".
bioreactor has no tracked misspelling variants, typically a sign the spelling maps closely to how the word sounds. Our confusable-pair dataset has no match for it, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From bio- + reactor. The correct English form is bioreactor, spelled B-I-O-R-E-A-C-T-O-R.
Definition
- 1A vat or pressure vessel, containing microorganisms or biochemically active substances, used for biotechnological processes such as fermentation, waste recycling, or making drugs.
Etymology
From bio- + reactor.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “bioreactor”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is B-I-O-R-E-A-C-T-O-R - every other letter order is a misspelling in standard orthography.
- Browse more English words and confusable pairs in the same reference. English words
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.