torr

(tôr)

noun

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 atmosphere)

Origin: after Evangelista Torricelli

See torr in American Heritage Dictionary 4

noun pl. Torr torr

A unit of pressure that is equal to approximately 1.316 × 10^-3 atmospheres or 133.3 pascals.

Origin:

Origin: After Evangelista Torricelli

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