si·tos·ter·ol sī-'täs-tə-.rȯl, sə-, -.rōl n any of several sterols that are widespread esp. in plant products (as wheat germ or soybean oil) and are used as starting materials for the synthesis of steroid hormones

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si·tos·ter·ol (si-tosґtər-ol) 1. a generic term for a group of closely related natural plant sterols, the individual compounds being designated by Greek letters, and sometimes subscript numerals, as α1, α2, α3, β, and γ, on the basis of differing characteristics. 2. a pharmaceutical preparation consisting of β-sitosterol and related plant sterols, used as an anticholesterolemic agent.

Medical dictionary. 2011.

Look at other dictionaries:

  • sitosterol — sitosteról s. m. Trimis de siveco, 10.08.2004. Sursa: Dicţionar ortografic  SITOSTERÓL s.m. Sterol conţinut în boabele de grâu, care, prin iradiere, se transformă într o substanţă asemănătoare vitaminei D. [< fr. sitostérol]. Trimis de… …   Dicționar Român

  • sitostérol — [ sitosterɔl ] n. m. • 1959; du gr. sitos « blé » et stérol ♦ Biochim. Stérol commun chez les plantes supérieures, extrait des huiles de germe de blé, de coton, soja, maïs. ● sitostérol nom masculin Stérol C29H50O, qui constitue le stérol le plus …   Encyclopédie Universelle

  • sitosterol — Mezcla de esteroles obtenida de las plantas, como el germen de trigo, y utilizada para el tratamiento de la hiperbetalipoproteinemia y la hipercolesterolemia, cuando no responden a las medidas dietéticas. Su utilización es discutida. Diccionario… …   Diccionario médico

  • sitosterol — [sī täs′tə rôl΄, sī täs′tərōl΄] n. [ SITO + (CHOLE)STEROL] any of a group of crystalline alcoholic sterols resembling cholesterol in their properties …   English World dictionary

  • Sitostérol — β sitostérol ß sitostérol Général Nom IUPAC 17 (5 ethyl 6 methylheptan 2 yl) 10,13 dimethyl 2,3,4,7,8,9, 11,12,14,15,16,17 dodecahydro 1H cyclopenta[a]phenanthren …   Wikipédia en Français

  • sitosterol — |sīd.(ˌ)ō+ noun Etymology: sito + sterol : any of several widely occurring sterols or a mixture of such sterols useful as a starting material for the synthesis of steroid hormones: as a. : a crystalline secondary alcohol C29H49OH obtained… …   Useful english dictionary

  • sitosterol — noun Etymology: Greek sitos grain + English sterol Date: 1898 any of several sterols that are widespread especially in plant products (as wheat germ or soy bean oil) and are used as starting materials for the synthesis of steroid hormones …   New Collegiate Dictionary

  • Sitosterol — Sitosterin bezeichnet folgende Stoffe: α Sitosterin β Sitosterin γ Sitosterin …   Deutsch Wikipedia

  • sitosterol — /suy tos teuh rawl , rol /, n. Chem. any of five steroid alcohols having the formula C22H50O, esp. the beta form, obtained from various plant sources: used in organic synthesis. [1915 20; SITO + STEROL] * * * …   Universalium

  • sitosterol — noun Any of a range of plant sterols used to prepare steroid hormones …   Wiktionary

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