A leukocyte without definite cytoplasmic granules.

A type of leukocyte (white blood cell) with nongranular cytoplasm and a large spherical nucleus. They are produced either in the lymphatic system or in the bone marrow.

a type of white blood cell (e.g., macrophage, lymphocyte) that does not contain granules of toxic chemicals.

A type of white blood cell; monocytes and lymphocytes are agranulocytes.

Agranulocytes are a category of white blood cells characterised by the absence of granules in their cytoplasm.