mois ‧ tur ‧ ize BrE AmE ( also moisturise British English ) /ˈmɔɪstʃəraɪz/ verb [intransitive and transitive]
1 . to make your skin less dry by using special cream:
You should cleanse, tone and moisturize every day for healthy looking skin.
2 . moisturizing cream/lotion/oil etc cream, oil etc that you put on your skin or hair to make it less dry