all clear

noun

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

The verdict

“all clear” 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 September 3, 2026) - a signal that danger, such as an air raid, is over; usually a siren at a single pitch

Corpus desk

Index EN-all-clear · all clear · English

all clear · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "A" 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 all clear
PropertyValue
Headwordall clear
LanguageEnglish
Part of speechNoun
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “all clear” in English

all clearsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

all clear is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

No misspelling variants are generated for all clear in our index, a straightforward case of a spelling with little room for common typos. No close-neighbour confusable shows up for this headword in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: all + clear The correct English form is all clear, spelled A-L-L- -C-L-E-A-R.

Definition

  1. 1
    a signal that danger, such as an air raid, is over; usually a siren at a single pitch
  2. 2
    permission to proceed after obstacles have been removed

Etymology

all + clear

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 "all clear"?
"all clear" is spelled A-L-L- -C-L-E-A-R.
What does "all clear" mean?
As a noun, "all clear" means: a signal that danger, such as an air raid, is over; usually a siren at a single pitch
What is the origin of the word "all clear"?
all + clear 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.

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

Source: FrequencyWords open word-frequency list