SPF
(= specific pathogen free)
Animals that have been raised in carefully controlled conditions so that they are not infected with any known pathogens. May require that they are delivered by Caesarean section and raised in strict quarantine.

Dictionary of molecular biology. 2004.

Look at other dictionaries:

  • SPF — [ˌes pi: ˈef] n [singular, U] Sun Protection Factor a number that shows you how much protection a special cream gives you from the sun ▪ an SPF 25 cream …   Dictionary of contemporary English

  • SPF — can stand for: * In science: ** Sun Protection Factor, a laboratory measure of the effectiveness of sunscreen ** Specific Pathogen Free, a term for laboratory animals known to be without pathogens ** Superplastic Forming * In mathematics: **… …   Wikipedia

  • SPF — SPF: в информатике Sender Policy Framework  расширение для протокола отправки электронной почты SMTP. SP Forth  реализация языка Forth. в промышленности Space Power Facility  экспериментальная вакуумная камера, созданная агентством …   Википедия

  • SPF — SPF. См. сверхпластичное формование. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) …   Словарь металлургических терминов

  • SPF — iniciales de Sun Protection Factor, factor de protección solar; Iniciales de Specific Pathogen Free, libre de patógenos específicos, una especie de ratones de laboratorio que se emplean en determinados experimentos Diccionario ilustrado de… …   Diccionario médico

  • SPF — (Convenio de Remitentes, del inglés Sender Policy Framework) es una protección contra la falsificación de direcciones en el envío de correo electrónico. Identifica, a través de los registros de nombres de dominio (DNS), a los servidores de correo …   Enciclopedia Universal

  • SPF — [ ,es pi ef ] abbreviation sun protection factor: a measurement of the protection that a particular SUNTAN LOTION or SUNSCREEN gives your skin from the Sun …   Usage of the words and phrases in modern English

  • SPF — ► ABBREVIATION ▪ sun protection factor …   English terms dictionary

  • SPF — abbrev. sun protection factor …   English World dictionary

  • SPF — noun the degree to which a sunscreen protects the skin from the direct rays of the sun • Syn: ↑sun protection factor • Hypernyms: ↑degree, ↑grade, ↑level * * * ˌes(ˌ)pēˈef noun ( s) …   Useful english dictionary

  • SPF — Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom.   Sigles d’une seule lettre   Sigles de deux lettres > Sigles de trois lettres   Sigles de quatre lettres …   Wikipédia en Français

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