poise

1
[ poiz ]
/ pɔɪz /

noun

verb (used with object), poised, pois·ing.

verb (used without object), poised, pois·ing.

to rest in equilibrium; be balanced.
to hover, as a bird in the air.

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Origin of poise

1
First recorded in 1350–1400; (noun) Middle English pois(e) “weight,” from Old French (French poids ), from Late Latin pēnsum, noun use of neuter past participle of Latin pendere “to weigh”; (verb) Middle English poisen “to weigh,” from Old French poiser, variant, based on tonic stem, of peser, from Latin pēnsāre, frequentative of pendere

Definition for poise (2 of 2)

poise2
[ pwahz ]
/ pwɑz /

noun Physics.

a centimeter-gram-second unit of viscosity, equal to the viscosity of a fluid in which a stress of one dyne per square centimeter is required to maintain a difference of velocity of one centimeter per second between two parallel planes in the fluid that lie in the direction of flow and are separated by a distance of one centimeter. Symbol: P

Origin of poise

2
1910–15; <French; namedafter Jean Louis Marie Poiseuille (1799–1869), French physician
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for poise

British Dictionary definitions for poise (1 of 2)

poise1
/ (pɔɪz) /

noun

verb

Word Origin for poise

C16: from Old French pois weight, from Latin pēnsum, from pendere to weigh

British Dictionary definitions for poise (2 of 2)

poise2
/ (pwɑːz, pɔɪz) /

noun

the cgs unit of viscosity; the viscosity of a fluid in which a tangential force of 1 dyne per square centimetre maintains a difference in velocity of 1 centimetre per second between two parallel planes 1 centimetre apart. It is equivalent to 0.1 newton second per square metreSymbol: P

Word Origin for poise

C20: named after Jean Louis Marie Poiseuille (1799–1869), French physician
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

Medical definitions for poise

poise
[ poiz, pwäz ]

n.

A centimeter-gram-second unit of dynamic viscosity equal to one dyne-second per square centimeter.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for poise

poise
[ poiz, pwäz ]

The unit of dynamic viscosity in the centimeter-gram-second system, equal to one dyne-second per square centimeter, or 0.1 pascal-seconds.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.