1. Plural of hemocytometer; instruments used to count blood cells under a microscope by means of a calibrated grid chamber.
Usage: technical; medical/laboratory; also spelled haemocytometer in British English

Examples

• The laboratory technician used hemocytometers to determine the red blood cell count in the patient's sample.
• Modern hemocytometers have improved accuracy compared to older manual counting devices.
• Students in the medical program learned to calibrate hemocytometers during their first semester.
• The hemocytometers were cleaned and stored properly after each use to maintain their precision.
• Hemocytometers remain valuable tools in hematology despite advances in automated cell counting technology.