anaphylaxis

باللغة العربية: إِعْوَار، عَوَار، تَأَق

1. Extreme sensitivity to a substance such as a foreign protein or drug. (countable, uncountable)
2. A severe and rapid systemic allergic reaction to an allergen, causing a constriction of the trachea, preventing breathing; anaphylactic shock. (countable, uncountable)

الجمع anaphylaxes