anaphylactic shock — n. (Med.) a severe form of physiological shock, often having a fatal outcome, caused by an extreme immunological reaction to antigens. It is a severe form of {anaphylaxis[2]}, and is characterized by smooth muscle contraction and capillary… … The Collaborative International Dictionary of English
anaphylactic shock — n an often severe and sometimes fatal systemic reaction in a susceptible individual upon a second exposure to a specific antigen (as wasp venom or penicillin) after previous sensitization that is characterized esp. by respiratory symptoms,… … Medical dictionary
anaphylactic shock — noun a severe and rapid and sometimes fatal hypersensitivity reaction to a substance (especially a vaccine or penicillin or shellfish or insect venom) to which the organism has become sensitized by previous exposure • Hypernyms: ↑anaphylaxis * *… … Useful english dictionary
anaphylactic shock — an|a|phy|lac|tic shock [ˌænəfılæktık ˈʃɔk US ˈʃa:k] n [U] medical a very sudden serious physical reaction that is caused by an ↑allergy to something such as nuts, eggs, or the ↑sting of some insects. The reaction causes shock, breathing… … Dictionary of contemporary English
anaphylactic shock — an|a|phy|lac|tic shock [ ,ænəfı læktık ʃɒk ] noun uncount MEDICAL a serious medical reaction caused by someone eating or touching something that they are ALLERGIC to (=something that makes them sick). Common causes are nuts, eggs, and drugs such… … Usage of the words and phrases in modern English
anaphylactic shock — noun Date: 1910 an often severe and sometimes fatal systemic reaction in a susceptible individual upon exposure to a specific antigen (as wasp venom or penicillin) after previous sensitization that is characterized especially by respiratory… … New Collegiate Dictionary
anaphylactic shock — Pathol. a severe and sometimes fatal allergic reaction to a foreign substance, esp. a protein, as serum or bee venom, to which an individual has become sensitized, often involving rapid swelling, acute respiratory distress, and collapse of… … Universalium
anaphylactic shock — noun A severe and rapid systemic allergic reaction to an allergen, constricting the trachea and preventing breathing. Syn: anaphylaxis … Wiktionary
anaphylactic shock — UK [ˌænəfɪlæktɪk ˈʃɒk] / US [ˌænəfɪˈlæktɪk ʃɒk] noun [uncountable] medical a serious medical reaction caused by someone eating or touching something that they are allergic to (= something that makes them ill). Common causes are nuts, eggs, and… … English dictionary
anaphylactic shock — /ænəfəlæktɪk ˈʃɒk/ (say anuhfuhlaktik shok) noun an acute systemic reaction produced by an allergen to which the victim has become sensitised …