concentration camp

noun

"concentration-camp" is a 17-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
18
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A camp where troops are assembled, prior to combat or transport.

Corpus desk

Index EN-concentration-camp · concentration camp · English

concentration camp · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 18 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "C" 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 concentration camp
PropertyValue
Headwordconcentration camp
LanguageEnglish
Part of speechNoun
Letters18
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “concentration camp” in English

concentration campranks 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

concentration camp is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 3 senses are on record.

No misspelling variants are generated for concentration camp in our index, typically a sign the spelling maps closely to how the word sounds. Our dataset records no confusable match here, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From concentration + camp. In later use partly after German Konzentrationslager, itself a calque of the English term. The correct English form is concentration camp, spelled C-O-N-C-E-N-T-R-A-T-I-O-N- -C-A-M-P.

Definition

  1. 1
    A camp where troops are assembled, prior to combat or transport.
  2. 2
    A camp where large numbers of people, especially political prisoners, prisoners of war, refugees etc., are detained for the purpose of confining them in one place, typically with inadequate or inhumane facilities.
  3. 3
    A situation of overcrowding and extremely harsh conditions.

Recorded use

Wiktionary examples

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

  1. A concentration camp is a place, near the scene of intended operations or near an embarkation point, where troops are assembled for immediate use against the enemy or for transport to an over-sea theater of operations.
  2. 1930, Winston S. Churchill, My Early Life, Chapter XIV The 21st Lancers… …journey forward by nine days' march to the advanced concentration camp just north of the Shabluka Cataract.

Etymology

From concentration + camp. In later use partly after German Konzentrationslager, itself a calque of the English term.

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 "concentration camp"?
"concentration camp" is spelled C-O-N-C-E-N-T-R-A-T-I-O-N- -C-A-M-P.
What does "concentration camp" mean?
As a noun, "concentration camp" means: A camp where troops are assembled, prior to combat or transport.
What is the origin of the word "concentration camp"?
From concentration + camp. In later use partly after German Konzentrationslager, itself a calque of the English term. 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