Word of the Day: Humectant.

Adjective
1. Retaining or preserving moisture.
Noun
1. A substance, especially a skin lotion or a food additive, used to reduce the loss of moisture.

Example Sentences.
1. "I need to buy a new daily humectant for my dry skin."
2. "Wyatt's tangled hair requires a conditioner with more humectant ingredients."
3. "Cocoa butter is the main humectant in this lotion, but it makes it smell good, too."

Word Origin.
Latin, early 19th century

This word stems from the Latin "humectant-," meaning "moistening," from "humēre," which means "to be moist." As a noun, "humectant" refers to a substance that reduces loss of moisture.