torr: Meaning and Definition of

torr

Pronunciation: (tôr), [key]
— n.
  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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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