security service

/sɪˌkjʊə̯.ɪ.tiː ˈsɜː.vɪs/

//sɪˌkjʊə̯.ɪ.tiː ˈsɜː.vɪs// noun

"security-service" is a 15-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
16
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A government organization established to protect its nation and its secrets from enemies.

Corpus desk

Index EN-security-service · security service · English

security service · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 16 letters
  • VOW-7 7 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 security service
PropertyValue
Headwordsecurity service
LanguageEnglish
Part of speechNoun
IPA/sɪˌkjʊə̯.ɪ.tiː ˈsɜː.vɪs/
Letters16
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “security service” in English

security servicefalls 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

security service is uncommon English outside the top frequency list, classed as anoun, transcribed /sɪˌkjʊə̯.ɪ.tiː ˈsɜː.vɪs/. Rarity is why readers land here mid-draft. 2 senses are on record.

We couldn't generate a plausible misspelling set for security service, a straightforward case of a spelling with little room for common typos. This entry stands alone in our confusable dataset, which tends to mean the word is visually distinctive enough to stand on its own.

No documented word history exists for this headword, 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 security service, spelled S-E-C-U-R-I-T-Y- -S-E-R-V-I-C-E.

Definition

  1. 1
    A government organization established to protect its nation and its secrets from enemies.
  2. 2
    Used other than figuratively or idiomatically: see security, service.

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 "security service"?
"security service" is spelled S-E-C-U-R-I-T-Y- -S-E-R-V-I-C-E. The IPA pronunciation is /sɪˌkjʊə̯.ɪ.tiː ˈsɜː.vɪs/.
What does "security service" mean?
As a noun, "security service" means: A government organization established to protect its nation and its secrets from enemies.
How do you pronounce "security service"?
The IPA (International Phonetic Alphabet) transcription for "security service" is /sɪˌkjʊə̯.ɪ.tiː ˈsɜː.vɪs/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "security service" come from?
"security service" 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