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Audio English.org » Dictionary » S » Spasm ... Special Contract

SPASM

Pronunciation (US): 

 Dictionary entry overview: What does spasm mean? 

SPASM (noun)
  The noun SPASM has 2 senses:

1. a painful and involuntary muscular contraction
2. (pathology) sudden constriction of a hollow organ (as a blood vessel)

  Familiarity information: SPASM used as a noun is rare.


 Dictionary entry details 


SPASM (noun)


Sense 1spasm [BACK TO TOP]

Meaning:

A painful and involuntary muscular contraction

Classified under:

Nouns denoting stable states of affairs

Synonyms:

cramp; muscle spasm; spasm

Hypernyms ("spasm" is a kind of...):

symptom ((medicine) any sensation or change in bodily function that is experienced by a patient and is associated with a particular disease)

Hyponyms (each of the following is a kind of "spasm"):

tenesmus (painful spasm of the anal sphincter along with an urgent desire to defecate without the significant production of feces; associated with irritable bowel syndrome)

twitch; twitching; vellication (a sudden muscle spasm; especially one caused by a nervous condition)

opisthotonos (severe spasm in which the back arches and the head bends back and heels flex toward the back)

myoclonus (a clonic spasm of a muscle or muscle group)

crick; kink; rick; wrick (a painful muscle spasm especially in the neck or back ('rick' and 'wrick' are British))

blepharospasm (spasm of the eyelid muscle resulting in closure of the eye)

graphospasm; writer's cramp (muscular spasms of thumb and forefinger while writing with a pen or pencil)

charley horse; charley-horse (a muscular cramp (especially in the thigh or calf) following vigorous exercise)

trismus (prolonged spasm of the jaw muscles)


Sense 2spasm [BACK TO TOP]

Meaning:

(pathology) sudden constriction of a hollow organ (as a blood vessel)

Classified under:

Nouns denoting acts or actions

Hypernyms ("spasm" is a kind of...):

constriction (the action or process of compressing)

Domain category:

pathology (the branch of medical science that studies the causes and nature and effects of diseases)

Hyponyms (each of the following is a kind of "spasm"):

bronchospasm (a spasm of the bronchi that makes exhalation difficult and noisy; associated with asthma and bronchitis)

cardiospasm (a spasm of the cardiac sphincter (between the esophagus and the stomach); if the cardiac sphincter does not relax during swallowing the passage of food into the stomach is obstructed)

heave; retch (an involuntary spasm of ineffectual vomiting)

laryngismus (laryngeal spasm caused by the sudden contraction of laryngeal muscles)


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