1. Plural of expectorator; people or things that expel phlegm or sputum from the respiratory tract.
Usage: Medical or clinical context; Can refer to people who spit or cough up mucus, or to medications/devices that facilitate expectoration
2. Medications or agents that promote the expulsion of mucus from the lungs and airways.
Usage: Pharmaceutical/medical context; Also called expectorant drugs

Examples

• The doctor recommended expectorators to help clear the patient's congestion.
• Guaifenesin is one of the most common expectorators used in over-the-counter cough medicines.
• These expectorators work by thinning mucus so it can be coughed up more easily.
• The nurse instructed patients on proper techniques for using the expectorators.
• Many cold remedies contain expectorators to relieve chest congestion.