torr

torr
A unit of pressure sufficient to support a 1-mm column of mercury at 0°C against the standard acceleration of gravity at 45° north latitude (980.621 cm/s2); equivalent to 1333.224 dynes/cm2, 1.333224 millibars, 1.35951 cm of H2O, 133.3224 newtons/m2 (or Pa); 1 atm equals 760 T.. [Evangelista Torricelli]
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mm Hg pressure

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torr 'tȯ(ə)r n, pl torr a unit of pressure equal to 1/760 of an atmosphere or about 0.019 pounds per square inch or about 133.3 pascals

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(tor) [Evangelista Torricelli, Italian mathematician and physicist, 1608–1647] a unit of pressure equal to one millimeter of mercury (mm Hg), or 133.3 pascals.

Medical dictionary. 2011.

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  • torr — torr …   Dictionnaire des rimes

  • torr — TORR, torri, s.m. Unitate de măsură a presiunii, egală cu presiunea exercitată de o coloană de mercur înaltă de 1 mm la temperatura de 0°C. – Din fr. torr. Trimis de LauraGellner, 28.06.2004. Sursa: DEX 98  torr (fiz.) s. m., pl. torri Trimis de …   Dicționar Român

  • torr — [ tɔr ] n. m. • 1953; tor proposé dès 1913; du nom propre Torricelli ♦ Métrol. Unité pratique de mesure des faibles pressions correspondant à la pression exercée par une colonne de 1 mm de mercure. Un torr vaut 133,33 pascals. ⊗ HOM. Taure, tore …   Encyclopédie Universelle

  • torr — (Torr)    a non metric unit of pressure equal to exactly 1/760 atmosphere, about 1.333 22 millibars, 133.322 pascals, or 0.019 337 pound per square inch (psi). The pressure of 1 atmosphere is almost exactly equivalent to the pressure of a column… …   Dictionary of units of measurement

  • torr — Unidad de presión igual a 1.333,22 dinas/cm2 o 1,33322 milibares. Un torr es la presión requerida para soportar una columna de mercurio de 1 mm de altura cuando el mercurio es de densidad …   Diccionario médico

  • torr — (izg. tȍr) m DEFINICIJA fiz. zast. stara jedinica tlaka definirana kao 1 mmHg (760 torr = 1 atm) ETIMOLOGIJA vidi Torricelli …   Hrvatski jezični portal

  • torr — tòrr s.m.inv. TS fis. unità di misura della pressione pari alla pressione barometrica di un millimetro di mercurio {{line}} {{/line}} VARIANTI: tor. DATA: 1956. ETIMO: tratto da Torricelli, nome del fisico e matematico italiano Evangelista… …   Dizionario italiano

  • torr. — torr. abbr. torrente, nelle carte geografiche …   Dizionario italiano

  • Torr — das; s, <nach dem ital. Physiker E. Torricelli, 1608 1647> (früher) Maßeinheit des Drucks, bes. des Luftdrucks …   Das große Fremdwörterbuch

  • torr — (n.) unit of pressure, 1949, named for Italian physicist Evangelista Torricelli (1608 1647), inventor of the barometer …   Etymology dictionary

  • torr — [tôr] n. [after TORRICELLI Evangelista] [also T ] a unit of atmospheric pressure equal to the pressure of a force of 133.322 pascals (1.33322 millibars or one millimeter of mercury or 1/ 760 atmosphere) …   English World dictionary

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