space bar

noun

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

The verdict

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

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A key, in the shape of a bar, near the bottom of a keyboard, that generates a space character when pressed.

Key facts for space bar
PropertyValue
Headwordspace bar
LanguageEnglish
Part of speechNoun
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “space bar” sits in English frequency

space bar falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Rare enough to double-check

space bar is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A key, in the shape of a bar, near the bottom of a keyboard, that generates a space character when pressed.".

No misspelling variants are generated for space bar in our index, suggesting the orthography follows predictable English patterns. Our confusable-pair dataset has no match for it, since its spelling is unusual enough that it doesn't cluster with a lookalike.

This headword's origin isn't recorded in our source data, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct English form is space bar, spelled S-P-A-C-E- -B-A-R.

Definition

  1. 1
    A key, in the shape of a bar, near the bottom of a keyboard, that generates a space character when pressed.

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 "space bar"?
"space bar" is spelled S-P-A-C-E- -B-A-R.
What does "space bar" mean?
As a noun, "space bar" means: A key, in the shape of a bar, near the bottom of a keyboard, that generates a space character when pressed.
What language does "space bar" come from?
"space bar" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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 “space bar”

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

  • The one correct English spelling is S-P-A-C-E- -B-A-R - every other letter order is a misspelling in standard orthography.
  • 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