Phrase guide

immune system

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

The system that differentiates self from non-self and protects the body from foreign substances and pathogenic organisms by producing an immune response. It includes organs such as the thymus, the spleen and lymph nodes; tissue such as bone marrow, and lymphoid tissues such as the tonsils; cells such as lymphocytes including the B cells and T cells, and cell products such as antibodies.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, immunology, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a system (including the thymus and bone marrow and lymphoid tissues) that protects the body from foreign substances and pathogenic organisms by producing the immune response

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: system

History

Etymology

No etymology was provided for this word.

Across languages

Translations

59 source translations are retained for this English entry.

  • Arabic: جِهَاز المَنَاعَة (jihāz al-manāʕa) — system that protects the body from foreign material and organisms
  • Arabic: الْجِهَاز المَنَاعِيّ (al-jihāz al-manāʕiyy) — system that protects the body from foreign material and organisms
  • Armenian: իմունային համակարգ (imunayin hamakarg) — system that protects the body from foreign material and organisms
  • Belarusian: іму́нная сістэ́ма (imúnnaja sistéma) — system that protects the body from foreign material and organisms
  • Bulgarian: иму́нна систе́ма (imúnna sistéma) — system that protects the body from foreign material and organisms
  • Catalan: sistema immunitari — system that protects the body from foreign material and organisms
  • Chinese Cantonese: 免疫系統 /免疫系统 (min5 jik6 hai6 tung2) — system that protects the body from foreign material and organisms
  • Chinese Mandarin: 免疫系統 /免疫系统 (miǎnyì xìtǒng) — system that protects the body from foreign material and organisms
  • Czech: imunitní systém — system that protects the body from foreign material and organisms
  • Danish: immunforsvar — system that protects the body from foreign material and organisms
  • Danish: immunsystem — system that protects the body from foreign material and organisms
  • Dutch: immuunsysteem — system that protects the body from foreign material and organisms
  • Esperanto: imuna sistemo — system that protects the body from foreign material and organisms
  • Faroese: órininkervi — system that protects the body from foreign material and organisms
  • Finnish: vastustuskyky — system that protects the body from foreign material and organisms
  • Finnish: immuunijärjestelmä — system that protects the body from foreign material and organisms
  • French: système immunitaire — system that protects the body from foreign material and organisms
  • Georgian: იმუნური სისტემა (imunuri sisṭema) — system that protects the body from foreign material and organisms
  • German: Immunsystem — system that protects the body from foreign material and organisms
  • Greek: ανοσοποιητικό σύστημα (anosopoiitikó sýstima) — system that protects the body from foreign material and organisms
  • Greek: ανοσοποιητικό (anosopoiitikó) — system that protects the body from foreign material and organisms
  • Hebrew: אימון־סיסטעם — system that protects the body from foreign material and organisms
  • Hungarian: immunrendszer — system that protects the body from foreign material and organisms
  • Icelandic: ónæmiskerfi — system that protects the body from foreign material and organisms
  • Irish: córas imdhíonachta — system that protects the body from foreign material and organisms
  • Italian: sistema immunitario — system that protects the body from foreign material and organisms
  • Japanese: 免疫系 (men'eki-kei) — system that protects the body from foreign material and organisms
  • Korean: 면역계 (myeonyeokgye) — system that protects the body from foreign material and organisms
  • Northern Kurdish: koendama bergiriyê — system that protects the body from foreign material and organisms
  • Māori: pūnaha awhikiri — system that protects the body from foreign material and organisms
  • Navajo: naałniih yichʼą́ą́h naabaahígíí — system that protects the body from foreign material and organisms
  • Norwegian Bokmål: immunforsvar — system that protects the body from foreign material and organisms
  • Norwegian Bokmål: immunsystem — system that protects the body from foreign material and organisms
  • Norwegian Bokmål: immunapparat — system that protects the body from foreign material and organisms
  • Norwegian Nynorsk: immunforsvar — system that protects the body from foreign material and organisms
  • Norwegian Nynorsk: immunsystem — system that protects the body from foreign material and organisms
  • Norwegian Nynorsk: immunapparat — system that protects the body from foreign material and organisms
  • Persian: دستگاه ایمنی (dastgâh-e imeni) — system that protects the body from foreign material and organisms
  • Polish: układ odpornościowy — system that protects the body from foreign material and organisms
  • Portuguese: sistema imunológico — system that protects the body from foreign material and organisms
  • Romanian: sistem imunitar — system that protects the body from foreign material and organisms
  • Russian: имму́нная систе́ма (immúnnaja sistéma) — system that protects the body from foreign material and organisms
  • Slovene: imunski sistem — system that protects the body from foreign material and organisms
  • Spanish: sistema inmunitario — system that protects the body from foreign material and organisms
  • Spanish: sistema inmunológico — system that protects the body from foreign material and organisms
  • Spanish: sistema inmune — system that protects the body from foreign material and organisms
  • Sundanese: imunisasi — system that protects the body from foreign material and organisms
  • Swahili: mfumo wa kinga — system that protects the body from foreign material and organisms
  • Swedish: immunförsvar — system that protects the body from foreign material and organisms
  • Swedish: immunsystem — system that protects the body from foreign material and organisms
  • Tagalog: sistemang pananggalang — system that protects the body from foreign material and organisms
  • Tamil: நோய் எதிர்ப்பாற்றல் முறைமை (nōy etirppāṟṟal muṟaimai) — system that protects the body from foreign material and organisms
  • Telugu: రోగ నిరోధక వ్యవస్థు (rōga nirōdhaka vyavasthu) — system that protects the body from foreign material and organisms
  • Thai: ระบบภูมิคุ้มกัน — system that protects the body from foreign material and organisms
  • Turkish: bağışıklık sistemi — system that protects the body from foreign material and organisms
  • Ukrainian: іму́нна систе́ма (imúnna systéma) — system that protects the body from foreign material and organisms
  • Urdu: مدافعتی نظام — system that protects the body from foreign material and organisms
  • Vietnamese: hệ miễn dịch — system that protects the body from foreign material and organisms
  • Welsh: system imiwnedd — system that protects the body from foreign material and organisms