(ש"ע) כדוריות דם לבנות, גופיפים זעירים בדם שמטרתם להילחם בחיידקים

n. miniscule bodies in the blood whose purpose is to fight germs

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Noun
1. blood cells that engulf and digest bacteria and fungi; an important part of the body's defense system
(synonym) leukocyte, leucocyte, white blood cell, white cell, white blood corpuscle, white corpuscle
(hypernym) blood cell, blood corpuscle, corpuscle
(hyponym) myelocyte

Commonly used abbreviation for a white blood cell.

White blood cell. Refers to a blood cell that does not contain hemoglobin. White blood cells include lymphocytes, neutrophils, eosinophils, macrophages, and mast cells. These cells are made by bone marrow and help the body fight infection and other diseases.