1. an extremely small particle, typically measured in micrometers
Usage: scientific

Examples

• The air filter removes microparticles from the ventilation system.
• Scientists studied microparticles in the blood sample under a powerful microscope.
• Microparticles of dust can trigger allergic reactions in sensitive individuals.
• The pharmaceutical company developed a drug delivery system using microparticles.
• Environmental researchers measured microparticles in urban air pollution.
• The cosmetic cream contains microparticles that help exfoliate dead skin cells.