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
First recorded in 1945–50;
named after E. Torricelli
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for torr
Historical Examples of torr
Take only a fraction from the income, and how would the Torr be kept up?
He might have reached the Torr the previous day; but he did not.
Taking a round to the Torr first, he drove into the back-yard.
They quitted the Torr for the blazing meadows, on their road home again.
Why, else, should his poor unquiet spirit haunt the region of the Torr?
British Dictionary definitions for torr
noun plural torr
a unit of pressure equal to one millimetre of mercury (133.322 newtons per square metre)
Word Origin for torr
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
Word Origin and History for torr
unit of pressure, 1949, named for Italian physicist Evangelista Torricelli (1608-1647), inventor of the barometer.
Online Etymology Dictionary, © 2010 Douglas Harper