IPA: //diˈoʊdərənt//
KK: /diˈoʊdərənt/
A substance that helps to prevent or mask body odor, often applied to the skin.
She applied deodorant before going out to ensure she smelled fresh all day.
A product used on the body to prevent or reduce body odor, often applied to the skin.
She applied deodorant before going to the gym.
Deodorant → It is formed from "de-" (meaning away from) and "odor" (from Latin "odor", meaning smell) and the suffix "-ant" (indicating an agent or something that performs an action). The word "deodorant" refers to a substance that removes or masks unpleasant smells.
Think of 'removing' ('de-') 'smell' ('odor') — that's why deodorant is used to eliminate bad odors.