torr

[ tawr ]

noun
  1. a unit of pressure, being the pressure necessary to support a column of mercury one millimeter high at 0°C and standard gravity, equal to 1333.2 microbars.

Origin of torr

1
First recorded in 1945–50; named after E. Torricelli

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use torr in a sentence

British Dictionary definitions for torr

torr

/ (tɔː) /


nounplural torr
  1. a unit of pressure equal to one millimetre of mercury (133.322 newtons per square metre)

Origin of torr

1
C20: named after E. Torricelli

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012