herd immunity

Etymology
From +, first identified in herds of cattle.

Noun

 * 1)  The indirect protection against the spread of a contagious disease in a given population caused by the immunity of a significant proportion of the population to that particular disease; the immunity may have been obtained through having survived the infection or through vaccination.

Translations

 * Arabic: مناعة القطيع
 * Azerbaijani: sürü immuniteti
 * Basque: immunitate kolektiboa, talde immunitate
 * Bulgarian: обществен имунитет
 * Catalan: immunitat de grup
 * Chinese:
 * Mandarin:
 * Czech: kolektivní imunita
 * Danish: flokimmunitet
 * Dutch:
 * Estonian: kollektiivne immuunsus
 * Finnish:
 * French: immunité grégaire
 * Galician: inmunidade de grupo
 * Georgian: ჯოგური იმუნიტეტი, კოლექტიური იმუნიტეტი
 * German:
 * Greek:
 * Hebrew: חסינות העדר
 * Hungarian:, közösségi immunitás
 * Icelandic: hjarðónæmi
 * Indonesian: kekebalan kawanan, kekebalan kelompok
 * Irish: imdhíonacht tréada
 * Italian: immunità di gregge
 * Japanese: 集団免疫
 * Kazakh: табын иммунитеті
 * Korean: 집단 면역(集團免疫)
 * Macedonian: колективен имунитет
 * Malay: keimunan kelompok
 * Norwegian:
 * Bokmål:
 * Nynorsk: flokkimmunitet
 * Papiamentu: imunidat di grupo, imunidat kolectivo
 * Persian: ایمنی جمعی
 * Polish: odporność stadna
 * Portuguese: efeito rebanho, imunidade de grupo
 * Romanian: imunitate de turmă
 * Russian: популяционный иммунитет,
 * Serbo-Croatian: imunost krda
 * Spanish: inmunidad colectiva, inmunidad de grupo
 * Swedish:
 * Thai: ภูมิคุ้มกันหมู่
 * Turkish: sürü bağışıklığı
 * Ukrainian: колективний імунітет
 * Vietnamese: miễn dịch cộng đồng (免疫共同)
 * Welsh: imiwnedd cenfaint