ecosystem
/ˈiːkəʊˌsɪstəm/
"ecosystem" is a 9-letter English headword indexed on PlainSpell.
The verdict
“ecosystem” is a regularly-used English word, ranked #9,885 in English word frequency and used as a noun.
- #9,885
- frequency rank, English
- 9
- letters
- 14
- tracked misspellings
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A system formed by an ecological community and its environment that functions as a unit.
| Property | Value |
|---|---|
| Headword | ecosystem |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈiːkəʊˌsɪstəm/ |
| Letters | 9 |
| Frequency rank | #9,885 |
| Misspellings tracked | 14 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “ecosystem” sits in English frequency
Spelling & Dictionary Insight
The English entry for ecosystem is 9 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈiːkəʊˌsɪstəm/. Corpus data places it at rank #9,885 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 3 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 14 likely wrong-spelling variants for ecosystem, with forms such as "ceosystem", "eccosystem", and "ecossystem". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. This headword has no recorded confusable partner, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From eco- + system. Coined by English botanist Arthur Tansley in 1935 in a paper titled The Use and Abuse of Vegetational Concepts in the journal Ecology. The correct English form is ecosystem, spelled E-C-O-S-Y-S-T-E-M.
Definition
- 1A system formed by an ecological community and its environment that functions as a unit.
- 2The interconnectedness of organisms (plants, animals, microbes) with each other and their environment.
- 3A network of interconnected people, organizations, products or services that resembles a natural ecosystem due to the complex interdependencies.
Etymology
From eco- + system. Coined by English botanist Arthur Tansley in 1935 in a paper titled The Use and Abuse of Vegetational Concepts in the journal Ecology.
This word in other languages
Common misspellings
Also misspelled as: ceosystem,eccosystem,ecossystem,ecossytem,ecosysetm,ecosysstem,ecosystemm,ecosystme,ecosysttem,ecosytsem,ecosyystem,ecoysstem,ecsoystem,eocsystem
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of ecosystem - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.
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
How do you spell "ecosystem"?
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Using “ecosystem”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is E-C-O-S-Y-S-T-E-M - every other letter order is a misspelling in standard orthography.
- Say it as /ˈiːkəʊˌsɪstəm/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- 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.