Library / English Dictionary

ANESTHESIA

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

Loss of bodily sensation with or without loss of consciousness

Synonyms:

anaesthesia; anesthesia

Classified under:

Nouns denoting stable states of affairs

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

physical condition; physiological condition; physiological state (the condition or state of the body or bodily functions)

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

cryoanaesthesia; cryoanesthesia (insensibility resulting from cold)

general anaesthesia; general anesthesia (a state of total unconsciousness resulting from anesthetic drugs (as for a major surgical operation))

local anaesthesia; local anesthesia (loss of sensation in a small area of the body (as when a local anesthetic is injected for a tooth extraction))

block anaesthesia; block anesthesia; conduction anaesthesia; conduction anesthesia; nerve block anaesthesia; nerve block anesthesia (anesthesia of an area supplied by a nerve; produced by an anesthetic agent applied to the nerve)

regional anaesthesia; regional anesthesia (loss of sensation in a region of the body produced by application of an anesthetic agent to all the nerves supplying that region (as when an epidural anesthetic is administered to the pelvic region during childbirth))

topical anaesthesia; topical anesthesia (loss of sensation confined to the skin or mucous surfaces (as when benzocaine or Lidocaine is applied to the surface))

Derivation:

anesthetic (characterized by insensibility)

anesthetist (a specialist who administers an anesthetic to a patient before he is treated)

Credits

 Context examples: 

It is used clinically to reverse the effects of benzodiazepines in conscious sedation, general anesthesia, and management of suspected benzodiazepine overdose.

(Flumazenil Cardioprotection Pathway, NCI Thesaurus/BIOCARTA)

It is also used during anesthesia for surgery.

(Fentanyl citrate, NCI Dictionary)

CNS depressive effects associated with this drug class include mild sedation, hypnosis, anesthesia, and coma as well as a decrease in seizure activity.

(Barbiturate, NCI Thesaurus)

The collapse of part or the entire lung due to airway obstruction, infection, tumor, or general anesthesia.

(Atelectasis, NCI Thesaurus)

Local anesthesia is a loss of feeling in one small area of the body.

(Anesthesia, NCI Dictionary)

The hydrochloride salt of alfentanil, a synthetic short-acting opioid with analgesic and local anesthesia enhancing activity.

(Alfentanil Hydrochloride, NCI Thesaurus)

Shock resulting from neurogenic vasodilation, which can be produced by cerebral trauma or hemorrhage, spinal cord injury, deep general or spinal anesthesia, or toxic central nervous system depression.

(Neurogenic Shock, NCI Thesaurus)

A synthetic short-acting opioid with analgesic and local anesthesia enhancing activity.

(Alfentanil, NCI Thesaurus)

Regional anesthesia: blocks pain in an area of the body, such an arm or leg. Epidural anesthesia, which is sometimes used during childbirth, is a type of regional anesthesia.

(Anesthesia, NIH)

This may be caused by a blocked airway, a tumor, general anesthesia, pneumonia or other lung infections, lung disease, or long-term bedrest with shallow breathing.

(Atelectasis, NCI Dictionary)