Definition of Metalloid

1. Adjective. Of or being a nonmetallic element that has some of the properties of metal. "Arsenic is a metalloid element"

Similar to: Nonmetal, Nonmetallic

Definition of Metalloid

1. n. 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.

2. a. Having the appearance of a metal.

Definition of Metalloid

1. Noun. (chemistry) An element, such as silicon or germanium, intermediate in properties between that of a metal and a nonmetal; especially one that exhibits the external characteristics of a metal, but behaves chemically more as a nonmetal. ¹

¹ Source: wiktionary.com

Definition of Metalloid

1. [n -S]

Medical Definition of Metalloid

1. 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. Origin: L. Metallum metal: cf. F. Metalloide. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Metalloid

metallofullerenes
metallogenesis
metallogenetic
metallogenic
metallogeny
metallograph
metallographer
metallographers
metallographic
metallographically
metallographies
metallographist
metallographists
metallographs
metallography
metalloid (current term)
metalloidal
metalloids
metallokinesis
metallome
metallomes
metallomesogen
metallomesogens
metallometallation
metallometallations
metallomics
metallopeptidase
metallopeptidases
metallophilia
metallophilic

Literary usage of Metalloid

Below you will find example usage of this term as found in modern and/or classical literature:

1. The New American Cyclopaedia: A Popular Dictionary of General Knowledge by George Ripley, Charles Anderson Dana (1861)
"Phosphorus, though always classed as a metalloid, resembles arsenic in its chemical properties, and has a decided metallic lustre. ..."

2. The Century Dictionary: An Encyclopedic Lexicon of the English Language by William Dwight Whitney (1890)
"Of or pertaining to a metalloid or metalloids; of tne nature of a metalloid. ... The distinction between a metal and a metalloid is, however, ..."

3. General Principles of Organic Syntheses by Petr Petrovich Aleksi︠e︡ev (1906)
"V. CONDENSATION WITH LOSS OF HALOGEN ACID, OF A metalloid, OR OF A SALT. The halogen compounds of the aliphatic series, and those of the aromatic series ..."

4. Journal of the American Chemical Society by American Chemical Society (1879)
"One-Electron-Transfer Processes from metalloid Anions and Radical Anions Raymond E. Dessy and Rudolph L. Pohl Contribution from the Department of Chemistry, ..."

5. Instruction in Chemical Analysis (qualitative) by C. Remigius Fresenius, John Lloyd Bullock (1850)
"Compounds supposed to consist simply of one base and one acid ; or of one metal, and one metalloid. ..."

6. The Student's Hand-book of Forensic Medicine and Medical Policy by Henry Aubrey Husband (1883)
"VITAL IRRITANTS metalloid Phosphorus. Iodine. PHOSPHORUS Poisoning by this substance is more common in France than in England. In England, the deaths due to ..."

7. A Journal of Natural Philosophy, Chemistry and the Arts by William Nicholson (1811)
"JL HE quantity of metalloid substance obtained varies Th<- quantity considerably. ... In the tube were found thirty grains more of metalloid, clotty, ..."

8. Man's Position in the Universe: A Rough Survey by William Sedgwick (1902)
"We might, indeed, meet this difficulty by supposing that in the metalloid atom a hole is made in the bar for each atom taken on, and that the hooks on metal ..."

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