Variant of soap
- a substance used with water to produce suds for washing or cleaning: soaps are usually sodium or potassium salts of fatty acids, produced by the action of an alkali, as caustic soda or potash, on fats or oils
- any metallic salt of a fatty acid
- ☆ Slang soap operaalso soaper
Origin: Middle English sope from Old English sape, akin to German seife from Germanic an unverified form saipo- from Indo-European base an unverified form seib-, to trickle, run out from source Classical Latin sebum, tallow
Used by arrangement with John Wiley & Sons, Inc.