Poseidon

/pəˈsaɪdn̩/

//pəˈsaɪdn̩// name

"poseidon" is a 8-letter English headword indexed on PlainSpell.

The verdict

“Poseidon” is a moderately-common English word, ranked #25,535 in English word frequency and used as a proper noun.

#25,535
frequency rank, English
8
letters
11
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The god of the sea and other waters, earthquakes and horses; corresponds to the Roman god Neptune.

Key facts for Poseidon
PropertyValue
HeadwordPoseidon
LanguageEnglish
Part of speechProper noun
IPA/pəˈsaɪdn̩/
Letters8
Frequency rank#25,535
Misspellings tracked11
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “Poseidon” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). Poseidon lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for Poseidon is 8 letters long, classified as a proper noun, and transcribed in the International Phonetic Alphabet as /pəˈsaɪdn̩/. Corpus data places it at rank #25,535 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. The dominant gloss from Wiktionary reads: "The god of the sea and other waters, earthquakes and horses; corresponds to the Roman god Neptune.".

Our generated misspelling index lists 11 likely wrong-spelling variants for Poseidon, with forms such as "opseidon", "poesidon", and "posedion". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. This headword has no recorded confusable partner, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From Ancient Greek Ποσειδῶν (Poseidôn). The correct English form is Poseidon, spelled P-O-S-E-I-D-O-N.

Definition

  1. 1
    The god of the sea and other waters, earthquakes and horses; corresponds to the Roman god Neptune.

Etymology

From Ancient Greek Ποσειδῶν (Poseidôn).

This word in other languages

Common misspellings

Also misspelled as: opseidon,poesidon,posedion,poseiddon,poseidno,poseidonn,poseiodn,posiedon,posseidon,pposeidon,psoeidon

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of Poseidon - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

opseidon2poesidon2posedion2poseiddon1poseidno2poseidonn1poseiodn2posiedon2
Edit distance from "Poseidon"

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 "Poseidon"?
"Poseidon" is spelled P-O-S-E-I-D-O-N. The IPA pronunciation is /pəˈsaɪdn̩/.
What does "Poseidon" mean?
As a proper noun, "Poseidon" means: The god of the sea and other waters, earthquakes and horses; corresponds to the Roman god Neptune.
What are common misspellings of "Poseidon"?
Common misspellings include "opseidon", "poesidon", "posedion", "poseiddon", "poseidno". The correct spelling is "Poseidon".
How do you pronounce "Poseidon"?
The IPA (International Phonetic Alphabet) transcription for "Poseidon" is /pəˈsaɪdn̩/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "Poseidon"?
From Ancient Greek Ποσειδῶν (Poseidôn). See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “Poseidon”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is P-O-S-E-I-D-O-N - every other letter order is a misspelling in standard orthography.
  • Say it as /pəˈsaɪdn̩/ (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.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list