Definition of Gallium in English :

Define Gallium in English

Gallium meaning in English

Meaning of Gallium in English

Pronunciation of Gallium in English

Gallium pronunciation in English

Pronounce Gallium in English

Gallium

see synonyms of gallium

Noun

1. atomic number 31, ga, gallium

a rare silvery (usually trivalent) metallic element; brittle at low temperatures but liquid above room temperature; occurs in trace amounts in bauxite and zinc ores

WordNet Lexical Database for English. Princeton University. 2010.


Gallium

see synonyms of gallium
noun
a silvery metallic element that is liquid for a wide temperature range. It occurs in trace amounts in some ores and is used in high-temperature thermometers and low-melting alloys. Gallium arsenide is a semiconductor. Symbol: Ga; atomic no: 31; atomic wt: 69.723; valency: 2 or 3; relative density: 5.904; melting pt: 29.77°C; boiling pt: 2205°C

Collins English Dictionary. Copyright © HarperCollins Publishers


Gallium

see synonyms of gallium
noun
a bluish-white, metallic chemical element, often a supercooled liquid at room temperature, used in semiconductors, LED's, lasers, etc., and as a substitute for mercury in high-temperature thermometers: symbol, Ga; at. no., 31
see the periodic table of elements in the Reference Supplement

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.


Gallium

see synonyms of gallium
n. Symbol Ga
A rare metallic element that is liquid near room temperature, expands on solidifying, and is found as a trace element in coal, bauxite, and other minerals. It is used in semiconductor technology, as a component of various low-melting alloys, and in producing blue light-emitting diodes. Atomic number 31; atomic weight 69.72; melting point 29.78°C; boiling point 2,403°C; specific gravity 5.907; valence 2, 3. See Periodic Table.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.