nonmetallic
Definition
- Adjective:
- Not containing or resembling or characteristic of a metal: Describes an element, material, or substance that lacks the typical properties of metals, such as luster, malleability, ductility, and good electrical and thermal conductivity.
Usage Examples
- Adjective:
- Oxygen and carbon are nonmetallic elements.
- The mineral had a dull, nonmetallic luster.
- Plastic is a nonmetallic material commonly used for insulation.
Advanced Usage
In scientific classification: Used to categorize elements on the periodic table. Nonmetallic elements are typically found on the right side of the periodic table and include gases (e.g., oxygen), solids (e.g., sulfur), and one liquid (bromine).
- In chemistry, we study the reactions of nonmetallic compounds.
In material science: Describes the properties of a substance.
- The nonmetallic character of the ceramic makes it an excellent electrical insulator.
Variants and Related Words
Nonmetal (noun): An element that is not a metal.
- Nitrogen is a nonmetal.
Metalloid (noun): An element with properties intermediate between metals and nonmetals (e.g., silicon, arsenic). This is a distinct category from nonmetallic elements.
Synonyms
- Non-metal (adjective): Having the characteristics of a nonmetal.
- Insulating (adjective, in specific contexts): Not conducting electricity or heat, a common property of nonmetallic materials.
Antonyms
- Metallic: Containing, resembling, or characteristic of a metal.
Adjective
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not containing or resembling or characteristic of a metal
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nonmetallic elements
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