petrolatum

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petrolatum

A pharmacist applies petrolatum to a patient's dry skin.

Definition

Noun: A semi-solid, jelly-like mixture of hydrocarbons derived from petroleum. It is used primarily as a base for medicinal ointments and as a lubricant or protective coating.

Usage

"Petrolatum" is a technical and formal term, most commonly used in industrial, pharmaceutical, and scientific contexts. It refers to the purified substance itself. * It is often found on product ingredient lists (e.g., in lotions, ointments). * In everyday conversation, the brand name "Vaseline" is frequently used as a generic term for petrolatum.

Examples
  • The doctor recommended an ointment containing petrolatum to protect the healing skin.
  • Petrolatum is a key ingredient in many lip balms due to its occlusive properties.
  • This industrial-grade petrolatum is suitable for lubricating machinery parts.
Advanced Usage
  • White petrolatum / Yellow petrolatum: These terms specify the degree of purification. White petrolatum is more highly refined and purified than yellow petrolatum.
    • Example: For pharmaceutical use, only highly refined white petrolatum is acceptable.
Variants and Related Words
  • Petroleum jelly: This is the most common synonym for petrolatum in general usage.
  • Soft paraffin: A term used primarily in British English and pharmaceutical contexts.
  • Mineral jelly: An older, less common synonym.
Synonyms
  • Petroleum jelly
  • Soft paraffin (UK)
  • Mineral jelly
Notes on Meaning

The word "petrolatum" refers specifically to the purified semi-solid mixture. It should not be confused with: * Petroleum: The raw, unrefined crude oil from which petrolatum is derived. * Petrol: The British English term for gasoline, a liquid fuel.

petrolatum

A pharmacist applies petrolatum to a patient's dry skin.

Noun
  1. a semisolid mixture of hydrocarbons obtained from petroleum; used in medicinal ointments and for lubrication

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