moisturizer

noun
UK /ˈmɔɪs.tʃər.aɪ.zər/
US /ˈmɔɪs.tʃə.raɪ.zɚ/

A cream or lotion you put on your skin to keep it soft and not dry.

She put moisturizer on her face after washing it.


OTHER MEANINGS

2. A substance that adds or keeps moisture in something, such as soil or air.

The gardener added a moisturizer to the potting soil.

3. A product used to keep leather or wood from drying out and cracking.

He rubbed a moisturizer into his old leather boots.

4. Anything that helps keep a balance of water in a material or system.

The humidifier acts as a moisturizer for the dry room air.