1. Plural of histamin; a chemical compound released by cells in the body during allergic reactions and inflammation, causing itching, swelling, and other symptoms.
Usage: Also spelled 'histamines' (more common in modern usage); Technical/medical term; Typically used in scientific and medical contexts

Examples

• Histamins are released when the immune system detects an allergen.
• The medication blocks histamins to reduce allergy symptoms.
• High levels of histamins in the body can cause hives and swelling.
• Antihistamines work by preventing histamins from attaching to cells.
• During an allergic reaction, mast cells release histamins into the bloodstream.