dictionary

/ˈdɪk.ʃə.nə.ɹi/

//ˈdɪk.ʃə.nə.ɹi// noun

"dictionary" is a 10-letter English headword indexed on PlainSpell.

The verdict

“dictionary” is a regularly-used English word, ranked #6,891 in English word frequency and used as a noun.

#6,891
frequency rank, English
10
letters
15
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A reference work listing words or names from one or more languages, usually ordered alphabetically, explaining each word's meanings or senses, oftentimes also containing information on its etymolog...

Key facts for dictionary
PropertyValue
Headworddictionary
LanguageEnglish
Part of speechNoun
IPA/ˈdɪk.ʃə.nə.ɹi/
Letters10
Frequency rank#6,891
Misspellings tracked15
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “dictionary” 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). dictionary 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 dictionary is 10 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈdɪk.ʃə.nə.ɹi/. Corpus data places it at rank #6,891 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 6 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 15 likely wrong-spelling variants for dictionary, with forms such as "dcitionary", "ddictionary", and "dicctionary". 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 entry stands alone in our confusable dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: Etymology tree Proto-Indo-European *deyḱ- Proto-Indo-European *déyḱeti Proto-Italic *deikō Medieval Latin dīcō Proto-Indo-European *-tisder. Proto-Italic *-tjō Medieval Latin -tiō Medieval Latin dictiō Proto-Indo-European *-yósder. Proto-Italic *-āsios Medi… The correct English form is dictionary, spelled D-I-C-T-I-O-N-A-R-Y.

Definition

  1. 1
    A reference work listing words or names from one or more languages, usually ordered alphabetically, explaining each word's meanings or senses, oftentimes also containing information on its etymology, pronunciation, usage, semantic relations, translations, as well as other relevant information.
  2. 2
    A reference work on a particular subject or activity in which the entries are arranged alphabetically; an alphabetical encyclopedia.
  3. 3
    A person or thing regarded as a repository or compendium of information.
  4. 4
    The collection of words used or understood by a particular person; vocabulary.
  5. 5
    A synchronic dictionary of a standardised language held to only contain words that are properly part of the language.
  6. 6
    An associative array, a data structure where each value is referenced by a particular key, analogous to words and definitions in a dictionary (noun sense 1).

Etymology

Etymology tree Proto-Indo-European *deyḱ- Proto-Indo-European *déyḱeti Proto-Italic *deikō Medieval Latin dīcō Proto-Indo-European *-tisder. Proto-Italic *-tjō Medieval Latin -tiō Medieval Latin dictiō Proto-Indo-European *-yósder. Proto-Italic *-āsios Medieval Latin -ārius Medieval Latin -ārium Medieval Latin dictiōnāriumlbor. Middle English dixionare English dictionary From Middle English dixionare, a learned borrowing from Medieval Latin dictiōnārium, from Latin dictiōnārius, from dictiō (“a speaking”), from dictus, perfect past participle of dīcō (“to speak”) + -ārium (“room, place”). By surface analysis, diction + -ary.

Synonyms

This word in other languages

Common misspellings

Also misspelled as: dcitionary,ddictionary,dicctionary,dicitonary,dictinoary,dictioanry,dictionarry,dictionaryy,dictionayr,dictionnary,dictionray,dictoinary,dicttionary,ditcionary,idctionary

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of dictionary - 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.

dcitionary2ddictionary1dicctionary1dicitonary2dictinoary2dictioanry2dictionarry1dictionaryy1
Edit distance from "dictionary"

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 "dictionary"?
"dictionary" is spelled D-I-C-T-I-O-N-A-R-Y. The IPA pronunciation is /ˈdɪk.ʃə.nə.ɹi/.
What does "dictionary" mean?
As a noun, "dictionary" means: A reference work listing words or names from one or more languages, usually ordered alphabetically, explaining each word's meanings or senses, oftentimes also containing information on its etymolog...
What are common misspellings of "dictionary"?
Common misspellings include "dcitionary", "ddictionary", "dicctionary", "dicitonary", "dictinoary". The correct spelling is "dictionary".
How do you pronounce "dictionary"?
The IPA (International Phonetic Alphabet) transcription for "dictionary" is /ˈdɪk.ʃə.nə.ɹi/. 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 "dictionary"?
Etymology tree Proto-Indo-European *deyḱ- Proto-Indo-European *déyḱeti Proto-Italic *deikō Medieval Latin dīcō Proto-Indo-European *-tisder. Proto-Italic *-tjō Medieval Latin -tiō Medieval Latin dictiō Proto-Indo-European *-yósder. Proto-Italic *-... 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 “dictionary”

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

  • The one correct English spelling is D-I-C-T-I-O-N-A-R-Y - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈdɪk.ʃə.nə.ɹi/ (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