白血球(はっけっきゅう)

はっけっきゅう
noun
white blood cell; leukocyte
1. white blood cell; leukocyte
A type of blood cell that is part of the immune system, responsible for fighting infections and foreign substances in the body.
白血球(はっけっきゅう)の数(かず)が多(おお)い。
The white blood cell count is high.
白血球(はっけっきゅう)は体(からだ)を感染(かんせん)から守(まも)る。
White blood cells protect the body from infection.
血液(けつえき)検査(けんさ)で白血球(はっけっきゅう)の値(あたい)が低(ひく)いことが分(わ)かった。
A blood test revealed that my white blood cell count was low.

Composed of 白(はく) (white), 血(けつ) (blood), and 球(きゅう) (ball, sphere). Abbreviated as WBC in medical contexts. White blood cells are a key part of the immune system, and their count is a standard item on blood test results.

COMMON COLLOCATIONS:

  • 白血球(はっけっきゅう)の数(かず): white blood cell count
  • 白血球(はっけっきゅう)が増(ふ)える: white blood cell count increases
  • 白血球(はっけっきゅう)が減(へ)る: white blood cell count decreases

RELATED TERMS:

  • 赤血球(せっけっきゅう): red blood cell
  • 血小板(けっしょうばん): platelet
  • 白血病(はっけつびょう): leukemia — a cancer of the blood involving abnormal white blood cells
general
Added 2026.4.9 4:22
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