stachyose
Definition
- Noun:
- A tetrasaccharide sugar: "stachyose" is a specific type of carbohydrate composed of four monosaccharide units.
- A plant compound: It is a naturally occurring sugar found in the roots or tubers of certain plants, notably the Chinese artichoke (Stachys sieboldii).
Usage Examples
- Noun:
- Stachyose is a tetrasaccharide that humans cannot fully digest.
- The tubers contain high levels of stachyose.
Advanced Usage
- Biochemical Context: In biochemistry, "stachyose" is classified as a raffinose-family oligosaccharide (RFO), which can cause flatulence in some individuals due to fermentation in the large intestine.
- Stachyose and raffinose are common in legumes and some root vegetables.
Variants and Related Words
- Raffinose (n): A closely related trisaccharide often found in the same plant families as stachyose.
- Tetrasaccharide (n): The general class of sugars to which stachyose belongs, consisting of four monosaccharide molecules.
Synonyms
- Plant oligosaccharide: A general term for short-chain carbohydrates like stachyose found in plants.
- (Chemical name): O-α-D-galactopyranosyl-(1→6)-O-α-D-galactopyranosyl-(1→6)-O-α-D-glucopyranosyl-(1↔2)-β-D-fructofuranoside.
Notes on Meaning
- Primary Meaning: The term almost exclusively refers to the specific chemical compound. It does not have common idiomatic or phrasal verb uses.
- Context: Its usage is highly specialized, primarily confined to fields like botany, food science, biochemistry, and nutrition.
Noun
-
a tetrasaccharide found in the tubers of the Chinese artichoke
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