pressor

[pres-er]

Origin of pressor

1885–90; attributive use of Late Latin pressor presser, equivalent to Latin *pret-, variant stem of premere to press1 + -tor -tor, with -tt- > -ss-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for pressor

Historical Examples of pressor

  • When we fired rockets at them, they turned them back with tractor and pressor beams.

    The Aliens

    Murray Leinster

  • Along that pressor beam there crept a dull rod of energy, which surrounded the fugitive shell and brought it slowly to a halt.

    Triplanetary

    Edward Elmer Smith

  • They have to aim something—a pressor or tractor beam, most likely—and pick off each rocket separately.

    The Aliens

    Murray Leinster

  • Tractor and pressor beams were known to men, of course, but human beings used them only under very special conditions.

    The Aliens

    Murray Leinster

  • It had no beam-projectors except small-sized objects which were—which must be—their projectors of tractor and pressor beams.

    The Aliens

    Murray Leinster


British Dictionary definitions for pressor

pressor

adjective
  1. physiol relating to or producing an increase in blood pressure

Word Origin for pressor

C19: from Latin premere to press
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

pressor in Medicine

pressor

[prĕsôr′, -ər]
adj.
  1. Producing increased blood pressure.
  2. Causing constriction of the blood vessels.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.