Definition

Noun: - A vegetable oil: A light yellow to brown-colored edible oil extracted from the seeds of the rapeseed plant (Brassica napus). It is also used for non-edible purposes, such as a lubricant or a fuel for lighting.

Usage

• As a cooking ingredient: Rapeseed oil is commonly used for frying, baking, and in salad dressings due to its high smoke point and mild flavor.
• As an industrial product: Due to its properties, it can serve as a biodegradable lubricant or as a component in biofuels and illuminants (e.g., oil lamps).

Examples

• Culinary use:
  • For a healthier option, try frying with rapeseed oil instead of butter.
  • The recipe calls for two tablespoons of rapeseed oil.
• Industrial/Other use:
  • This machine uses rapeseed oil as an environmentally friendly lubricant.
  • Historically, rapeseed oil was a common illuminant in lamps.

Advanced Usage

• "Cold-pressed rapeseed oil": Refers to oil extracted without high heat, often considered to have a richer flavor and more nutrients.
  • Cold-pressed rapeseed oil is excellent for drizzling over finished dishes.
• "Double low" rapeseed oil (Canola): Refers to varieties bred to have low levels of erucic acid and glucosinolates, making the oil particularly suitable for human consumption. (Note: Canola is a specific type of rapeseed oil).
  • Most rapeseed oil sold for cooking today is of the "double low" variety.

Variants and Related Words

• Canola oil (n): A specific type of rapeseed oil, developed in Canada, that meets regulated standards for low erucic acid content. It is a common synonym in culinary contexts, especially in North America.
• Colza oil (n): An older term for rapeseed oil, often used in historical or specific industrial contexts.

Synonyms

• Vegetable oil: A general term for oils derived from plant seeds, which includes rapeseed oil.
• Plant oil: A broad term for any oil originating from plants.

Notes on Meaning

The primary meaning of "rapeseed oil" is the oil itself as a substance. Its specific applications—whether for cooking, lubrication, or lighting—are contexts of its use, not separate definitions of the word. The term "rapeseed oil" inherently refers to the product from the rapeseed plant.

Noun

1. edible light yellow to brown oil from rapeseed used also as a lubricant or illuminant