1. A graduated glass chamber used to count blood cells under a microscope; a counting chamber with a precise grid pattern for cell enumeration.
Usage: Also called a hemocytometer or blood cell counter.; Medical and laboratory equipment.

Examples

• The technician used a hemacytometer to count the red blood cells in the patient's sample.
• A hemacytometer consists of a thick glass slide with a precisely etched grid on its surface.
• Under the microscope, the hemacytometer's grid helps determine the concentration of cells in the blood.
• Laboratory workers calibrate the hemacytometer before each use to ensure accurate results.
• The hemacytometer is an essential tool in hematology for manual blood cell counts.