IPA: /ɪkˈspɛktərənt/
KK: /ɪkˈspɛktərənt/
Relating to a substance that helps to clear mucus from the airways, making it easier to breathe.
The doctor recommended an expectorant to help relieve my cough.
A type of medicine that helps to clear mucus from the airways, making it easier to cough up.
The doctor prescribed an expectorant to help relieve her cough.
Expectorant → It is formed from "ex-" (meaning out) and "pectus" (meaning chest). The word refers to a substance that helps expel mucus from the chest or lungs.
Think of something that helps you get mucus 'out' ('ex-') of your 'chest' ('pectus'). That's why expectorant is a medicine that helps clear your chest.