Definition

Noun: * A yellow, viscous animal oil extracted from wool: Wool fat is a natural, fatty substance obtained from the fleece of sheep. It is a complex mixture of fatty acids, esters, and other compounds. * A substance used in ointments and cosmetics: Due to its emollient and moisturizing properties, wool fat is a common ingredient in various medicinal skin preparations and cosmetic products.

Usage Examples

• Noun:
  • The pharmacist explained that the healing ointment contained wool fat to soothe dry skin.
  • Wool fat is valued in cosmetics for its ability to help the skin retain moisture.
  • Lanolin is another name for purified wool fat.

Advanced Usage

• Technical/Medical Context: In pharmacology, wool fat (often referred to by its purified form, lanolin) is described as an occlusive agent that forms a protective barrier on the skin.
  • The formulation uses anhydrous wool fat as a base for the medicated cream.

Variants and Related Words

• Lanolin (n): The purified form of wool fat, widely used in skin care products and as a lubricant.
  • This lip balm contains lanolin to prevent chapping.
• Wool grease (n): A less refined term often used interchangeably with wool fat, especially before purification.
  • Raw wool grease is cleaned and processed to produce lanolin.

Synonyms

• Lanolin: The most common synonym, specifically denoting the refined product.
• Wool grease: Emphasizes the unrefined, natural state.
• Agnolin (archaic/technical): A less common historical term.
• Yolk (in wool processing context): Refers to the natural grease found in sheep's wool before cleaning.

Related Phrases/Compounds

• Hydrous wool fat: Wool fat mixed with water, also known as lanolin.
• Anhydrous wool fat: Wool fat that contains no water; pure lanolin.
• Wool alcohol: A component fraction obtained from wool fat, used in some formulations.

Noun

1. a yellow viscous animal oil extracted from wool; a mixture of fatty acids and esters; used in some ointments and cosmetics