1. metalloid - Noun
2. metalloid - Adjective
3. metalloid - Adjective Satellite
Formerly, the metallic base of a fixed alkali, or alkaline earth; -- applied by Sir H. Davy to sodium, potassium, and some other metallic substances whose metallic character was supposed to be not well defined.
Now, one of several elementary substances which in the free state are unlike metals, and whose compounds possess or produce acid, rather than basic, properties; a nonmetal; as, boron, carbon, phosphorus, nitrogen, oxygen, sulphur, chlorine, bromine, etc., are metalloids.
Having the appearance of a metal.
Having the properties of a nonmetal; nonmetallic; acid; negative.
Source: Webster's dictionaryOne pillar holding up consolations And don't bother telling me anything And so? The pale metalloid heals you? I have a terrible fear of being an animal. And what if after so many words, The anger that breaks a man down into boys. Pablo Neruda
arsenic is a metalloid element Source: Internet
In some presentations, the halogens are not distinguished, with astatine identified as a metalloid and the others identified as nonmetals. Source: Internet
Elemental boron is a metalloid that is found in small amounts in meteoroids but chemically uncombined boron is not otherwise found naturally on Earth. Source: Internet
Astatine is usually classified as either a nonmetal or a metalloid ; citation citation metal formation has also been predicted. Source: Internet
Elements near the so-called " metalloid staircase", where the metalloids are located on the periodic table, are usually used as semiconductors. Source: Internet