sign language

noun

"sign-language" is a 12-letter English headword indexed on PlainSpell.

The verdict

“sign language” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
13
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - One of several natural languages, typically used by the deaf, in which words consist of hand shapes, motions, positions, and facial expressions.

Corpus desk

Index EN-sign-language · sign language · English

sign language · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 13 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for sign language
PropertyValue
Headwordsign language
LanguageEnglish
Part of speechNoun
Letters13
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “sign language” in English

sign languageranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

sign language is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 4 senses are on record.

Zero misspellings are on record for sign language in our index, typically a sign the spelling maps closely to how the word sounds. It is not paired with a close-neighbour confusable in our dataset, which typically means the spelling is too distinctive to be mistaken for another word.

Wiktionary doesn't record an etymology for this headword, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct English form is sign language, spelled S-I-G-N- -L-A-N-G-U-A-G-E.

Definition

  1. 1
    One of several natural languages, typically used by the deaf, in which words consist of hand shapes, motions, positions, and facial expressions.
  2. 2
    The sign language (sense 1) that is used locally or that is mistakenly believed to be the only one.
  3. 3
    Sign languages (sense 1) considered collectively.
  4. 4
    Communication through gestures as a substitute for language, for example, between monks under a vow of silence or during trade amongst different linguistic groups.

Recorded use

Wiktionary examples

These source excerpts show how sign language appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. It is safe to say that the academic world is now convinced that sign languages are real languages in every sense of the term.
  2. I'm taking night classes to learn sign language.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "sign language"?
"sign language" is spelled S-I-G-N- -L-A-N-G-U-A-G-E.
What does "sign language" mean?
As a noun, "sign language" means: One of several natural languages, typically used by the deaf, in which words consist of hand shapes, motions, positions, and facial expressions.
What language does "sign language" come from?
"sign language" is a English word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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.

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

Source: FrequencyWords open word-frequency list