polyunsaturated
Definition
- Adjective:
- Describing a type of fat or fatty acid molecule that contains more than one double bond between carbon atoms in its chemical structure. This chemical characteristic means the molecule is not fully saturated with hydrogen atoms.
Usage
- Used primarily in nutritional, biochemical, and chemical contexts to classify types of dietary fats.
- Typically modifies nouns like "fat," "fatty acid," "oil," or "diet."
- Example: "Replacing saturated fats with polyunsaturated fats in your diet can be beneficial for heart health."
Examples
- Adjective:
- Corn oil and sunflower oil are common sources of polyunsaturated fat.
- Omega-3 and omega-6 are essential polyunsaturated fatty acids that the body cannot produce on its own.
- A polyunsaturated diet is often recommended for managing cholesterol levels.
Advanced Usage
- "Highly polyunsaturated": Emphasizes a particularly large number of double bonds.
- Fish oil is highly polyunsaturated, rich in long-chain omega-3 acids.
Variants and Related Words
- Polyunsaturates (n, plural): A collective term for polyunsaturated fats or fatty acids.
- Foods high in polyunsaturates are usually liquid at room temperature.
- Unsaturated (adj): The broader category, describing fats with one or more double bonds.
- Monounsaturated (adj): Describing fats with exactly one double bond.
Synonyms
- Unsaturated fat (in a general sense, though this is a broader category that includes both monounsaturated and polyunsaturated).
Antonyms
- Saturated (adj): Describing fats with no double bonds between carbon atoms, fully saturated with hydrogen.
- Trans fat (n): A type of unsaturated fat with a specific, harmful chemical configuration often created through industrial processing.
Adjective
-
(of long-chain carbon compounds especially fats) having many unsaturated bonds
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