White in color or appearance.

Light-colored, lacking deep hues.

Bright or radiant; shining white.

Pale; exhibiting a faint whiteness.

Of a light complexion; fair-skinned.

**Leukocyte**: White blood cell involved in immune response.

**Leukemia**: Cancer of the blood-forming tissues, causing high leukocyte count.

**Lymphocytes**: A subtype of leukocytes essential for adaptive immunity.

**Granulocytes**: Leukocytes with granules; include neutrophils and eosinophils.

**Monocytes**: Large white blood cells that differentiate into macrophages.

**Thrombocytopenia (leuko)**: Condition involving low platelet counts affecting leukocyte function.