IPA: /ˈmɔɪstʃəraɪz/
KK: /ˈmɔɪstʃəˌraɪz/
To add or restore water or moisture to something, especially skin or hair, to keep it soft and healthy.
She uses a cream to moisturize her skin every day.
Past: moisturized
Past Participle: moisturized
Moisturize → It is formed from "moist" (from Old French *moiste*, meaning slightly wet) and "-urize" (a suffix used to form verbs indicating the process of making or causing). The word "moisturize" means to make something slightly wet or to add moisture to it.
Think of making something 'slightly wet' ('moist') — that's what it means to moisturize.