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Any of a number of elements, such as oxygen or sulfur, that lack the physical and chemical properties of metals.


(Elements & Compounds) any of a number of chemical elements that form negative ions, have acidic oxides, and are generally poor conductors of heat and electricity


(nɒnˈmɛt l)

1. an element not having the character of a metal, as carbon or nitrogen.
2. an element incapable of forming simple positive ions in solution.
non`me•tal′lic (-məˈtæl ɪk) adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.nonmetal - a chemical element lacking typical metallic properties
chemical element, element - any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
Adj.1.nonmetal - not containing or resembling or characteristic of a metal; "nonmetallic elements"


[ˈnɒnˈmɛtl] n (Chem) → non metallo
References in periodicals archive ?
In metal and nonmetal mining, 23 miners died in FY 2015, six fewer than during the previous fiscal year.
The previously mentioned NeON and XeNON are also examples of nonmetal words which can be produced entirely with nonmetal element symbols.
of Florida) assemble information on testing procedures and analysis methods used to design and use materials that fail in a brittle manner, that is ceramics, among which they include any inorganic nonmetal.
Which nonmetal has the highest melting point on your chart?
The researchers mixed the nonmetal materials with a few additives and pressed them with a hot-press former, creating a nonmetallic plate (NMP).
Titanium and aluminum are often used as colorants in tattoos; more worrisome, inks using nonmetal colorants may include traces of antimony, arsenic, beryllium, chromium, cobalt, lead, nickel, and selenium (AESI filed over the latter eight metals).
Products include nonmetal suspenders, nonmetal boots, and nonmetal, all-hosiery bras.
Farran's Tadar millimeter wave imaging technology uses the body's naturally emitted electromagnetic radiation to detect hidden metal and nonmetal objects.
The National Institute of Justice (NIJ) presents Hand-Held Metal Detectors for Use in Concealed Weapon and Contraband Detection, which establishes performance requirements and testing methods for active hand-held metal detectors used to find metal weapons or metal contraband carried on a person or concealed by a nonmetal object.
arsenal with mines equipped with self-destructing and self-deactivating devices, and eliminates mines that are nondetectable because of their nonmetal or low-metal construction.
Made of black or white plastic, the Low Profile Reader (2001 or 2001W) can be flush or surface mounted, bracketed, or concealed behind glass, plaster, or other nonmetal surfaces.