session
/ˈsɛ.ʃən/
"session" is a 7-letter English headword indexed on PlainSpell.
The verdict
“session” is a regularly-used English word, ranked #1,966 in English word frequency and used as a noun.
- #1,966
- frequency rank, English
- 7
- letters
- 9
- tracked misspellings
- 4
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A period of time devoted to a particular activity.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | session |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈsɛ.ʃən/ |
| Letters | 7 |
| Frequency rank | #1,966 |
| Misspellings tracked | 9 |
| Confusable pairs | 4 |
| Source | Wiktionary (kaikki.org) |
Where “session” sits in English frequency
Spelling & Dictionary Insight
The English entry for session is 7 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈsɛ.ʃən/. Corpus data places it at rank #1,966 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 9 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 9 likely wrong-spelling variants for session, with forms such as "esssion", "sesion", and "sesison". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 4 confusable-pair relationships, "sessions", "season", "section", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.
Etymologically, the entry records: From Middle English session, from Old French session, from Latin sessiō (“a sitting”), from sedeō (“sit”). The correct English form is session, spelled S-E-S-S-I-O-N.
Definition
- 1A period of time devoted to a particular activity.
- 2An official meeting or term of a council, court, or other body to conduct its business; e.g. the annual or semiannual periods of a legislature (that together comprise the legislative term), whose individual meetings are also called sessions.
- 3The sequence of interactions between client and server, or between user and system; the period during which a user is logged in or connected.
- 4Any of the three scheduled two-hour playing sessions, from the start of play to lunch, from lunch to tea and from tea to the close of play.
- 5The act of sitting, or the state of being seated.
- 6Ellipsis of jam session, used in isolate particularly for folk music.
- 7An academic term; semester; school year.
- 8An extended period of drinking, typically consuming beer with low alcohol content.
- 9The ruling body of a congregation, consisting of the pastor and elders.
Etymology
From Middle English session, from Old French session, from Latin sessiō (“a sitting”), from sedeō (“sit”).
This word in other languages
Common misspellings
Also misspelled as: esssion,sesion,sesison,sessino,sessionn,sessoin,sestion,ssesion,ssession
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of session - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.
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 “session”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is S-E-S-S-I-O-N - every other letter order is a misspelling in standard orthography.
- Say it as /ˈsɛ.ʃən/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “sessions” - see the side-by-side comparison. session vs sessions
- 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.