1. a device that uses suction to remove fluids, gases, or particles from a space or container
Usage: medical; technical
2. a medical instrument used to remove fluids or foreign matter from body cavities by suction
Usage: medical

Examples

• The dental aspirator removed saliva during the procedure.
• The laboratory technician used an aspirator to collect samples.
• An aspirator helped clear the patient’s airway.
• The surgical aspirator removed excess fluid from the wound.
• She connected the aspirator to the vacuum system.
• The aspirator bottle collected the extracted material.