Noah Webster
Lotion
LO'TION, noun [Latin lotio, from lavo, to wash.]
1. A washing; particularly, a washing of the skin for the purpose of rendering it fair.
2. A liquid preparation for washing some part of the body, to cleanse it of fourlness or deformity.
3. In pharmacy, a preparation of medicines, by washing them in some liquid, to remove foreign substances, impurities, etc.