the GNU version of the Collaborative International Dictionary of English
n. A salt of ricinoleic acid; -- formerly called palmate.
The Century Dictionary and Cyclopedia
n. A salt of ricinolic acid.
Word Usage
"Ammonium alum, a natural mineral salt is added for its strong impact on germs, and Zinc ricinoleate, from the Castor Oil plant, acts as an effective deodorant without inhibiting natural perspiration."