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单词 poising
释义

WordReference Random House Learner's Dictionary of American English © 2024
poise1 /pɔɪz/USA pronunciation   n., v., poised, pois•ing. 
n. [uncountable]
  1. a dignified, calm manner of carrying oneself;
    self-possession:She showed great poise in giving her speech.
  2. steadiness;
    stability:intellectual poise.
  3. the way one holds oneself physically or the way one moves:the dancer's poise.

v. [+ object]
  1. to hold (something so that it is) supported, as in position for using, etc.:The hunter poised the spear.

WordReference Random House Unabridged Dictionary of American English © 2024
poise1  (poiz),USA pronunciation n., v., poised, pois•ing. 
n. 
  1. a state of balance or equilibrium, as from equality or equal distribution of weight;
    equipoise.
  2. a dignified, self-confident manner or bearing;
    composure;
    self-possession:to show poise in company.
  3. steadiness;
    stability:intellectual poise.
  4. suspense or wavering, as between rest and motion or two phases of motion:the poise of the tides.
  5. the way of being poised, held, or carried.
  6. the state or position of hovering:the poise of a bird in the air.

v.t. 
  1. to adjust, hold, or carry in equilibrium;
    balance evenly.
  2. to hold supported or raised, as in position for casting, using, etc.:to poise a spear.
  3. to hold or carry in a particular manner:She walked, carefully poising a water jug on her head.
  4. [Obs.]to weigh.

v.i. 
  1. to rest in equilibrium;
    be balanced.
  2. to hover, as a bird in the air.
  • Latin pēnsāre, frequentative of pendere
  • Old French poiser, variant, based on tonic stem, of peser
  • Late Latin pēnsum, noun, nominal use of neuter past participle of Latin pendere to weigh; (verb, verbal) Middle English poisen to weigh
  • Old French (French poids)
  • (noun, nominal) Middle English pois(e) weight 1350–1400
    • 2.See corresponding entry in Unabridged self-assurance; polish, grace, refinement.
    • 1, 3.See corresponding entry in Unabridged instability.

poise2  (pwäz),USA pronunciation n. [Physics.]
  1. Physicsa 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
  • French; namedafter Jean Louis Marie Poiseuille (1799–1869), French physician
  • 1910–15

Collins Concise English Dictionary © HarperCollins Publishers::
poise /pɔɪz/ n
  1. composure or dignity of manner
  2. physical balance or assurance in movement or bearing
  3. the state of being balanced or stable; equilibrium; stability
  4. the position of hovering
vb
  1. to be or cause to be balanced or suspended
  2. (transitive) to hold, as in readiness: to poise a lance
Etymology: 16th Century: from Old French pois weight, from Latin pēnsum, from pendere to weigh
poise /pwɑːz; pɔɪz/ n
  1. 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 metre
    Symbol: P
Etymology: 20th Century: named after Jean Louis Marie Poiseuille (1799–1869), French physician
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