apple nut
Học thuậtThân thiện
Definition
Noun: - A nut-like seed from a South American palm tree. It is characterized by its hard, white shell that can be polished to a high shine and is commonly used in manufacturing items such as buttons.
Usage Notes
The term "apple nut" is a specific, compound noun referring to the seed of a particular palm. It is not a common culinary nut like an almond or walnut. Its primary use is industrial or decorative, valued for the properties of its shell rather than its interior.
Examples
- The artisan collected apple nuts to carve into intricate buttons.
- The hardness and polish of the apple nut make it ideal for fine jewelry components.
Advanced Usage
- Botanical Context: In botanical or specialized trade discussions, "apple nut" precisely identifies the seed of the genus, often called ivory palm or tagua palm, as a source of vegetable ivory.
- Sustainable Material: The term is frequently used in contexts discussing eco-friendly alternatives to animal ivory, as in "products made from polished apple nut."
Variants and Related Words
- Vegetable Ivory: A common synonym for the material derived from the apple nut's endosperm.
- Tagua Nut: Another name for the apple nut, derived from local names for the palm.
- Ivory Palm: The name of the palm tree that produces the apple nut.
Synonyms
- Tagua nut
- Vegetable ivory seed
- Corozo nut (in some regional contexts)
Notes on Meaning
This term refers exclusively to the seed and its useful shell. It does not describe a type of apple or a typical edible nut. The "apple" in the name likely references the size or shape of the palm fruit containing the seed, not its taste or relation to apple trees.
Noun
- nutlike seed of a South American palm; the hard white shell takes a high polish and is used for e.g. buttons