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1. A nonmetallic element, such as arsenic, that has some of the chemical properties of a metal. Most metalloids behave as semiconductors.
2. A nonmetallic element, such as carbon, that can form an alloy with metals.
adj. also met·al·loi·dal (mĕt′l-oid′l)
1. Relating to or having the properties of a metalloid.
2. Having the appearance of a metal.
(Elements & Compounds) a nonmetallic element, such as arsenic or silicon, that has some of the properties of a metal
1. (Chemistry) of or being a metalloid
2. (Chemistry) resembling a metal
1. a nonmetal that in combination with a metal forms an alloy.
2. an element with both metallic and nonmetallic properties, as silicon or boron.adj.
3. of or pertaining to a metalloid.
4. resembling both a metal and a nonmetal.
1. An element that is not a metal but that has some properties of metals. Arsenic, for example, is a metalloid that looks like a metal, but is a poor conductor of electricity.
2. A nonmetallic element, such as carbon, that can form alloys with metals.
An element which has both metallic and nonmetallic properties.