security service

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security service^¹

/sɪˌkjʊə̯.ɪ.tiː ˈsɜː.vɪs/ Australia, UK
/sɪˌkjɔː-/ Australia, UK
/sɪˌkjʊɹ.ɪ.ti ˈsɜɹ.vɪs/ Canada, US
/səˌkjʉ(ː)ə̯.ə.tiː ˈsøː.vəs/ New Zealand
/səˌkjoː-/ New Zealand
/sɪˌkjʉɹ.ɪ.ti ˈsɛɹ.vɪs/ Scotland
/sɪˌkjoː(ɾ).ɪ.ʈiː ˈsɜː(ɾ).vɪs/ India
/sɪˌkjuːɾ-/ India
/-ˈsɛɾ.vɪs/ India
/-ˈsəɾ.vɪs/ India

noun security services

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

Security Service^²

proper noun the Security Service

UK, formal MI5. In this section […] “intelligence service” means the Security Service, the Secret Intelligence Service or GCHQ […]

Translations

Every language

noun government organization

Español	servicio de seguridad
日本語	セキュリティー·サービス sekyuritī-sābisu, 保安部 hoanbu
中文	國家安全機構 /国家安全机构 guójiā ānquán jīgòu
Português	agência de segurança
Français	service de sécurité
Deutsch	Sicherheitsdienst
Italiano	servizio segreto
Русский	слу́жба безопа́сности slúžba bezopásnosti

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MLA

"security service." Wiktionary, via Micwyn, micwyn.com/word/security%20service. Accessed 6 Nov. 2026.

APA

security service. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/security%20service

Chicago

"security service." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/security%20service.

BibTeX

@misc{security_service_2026,
  title = {security service},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/security%20service},
  urldate = {2026-11-06}
}