zinc
Americannoun
-
Chemistry. a ductile, bluish-white metallic element: used in making galvanized iron, brass, and other alloys, and as an element in voltaic cells. Zn; 65.37; 30; 7.14 at 20°C.
-
a piece of this metal used as an element in a voltaic cell.
verb (used with object)
noun
-
a brittle bluish-white metallic element that becomes coated with a corrosion-resistant layer in moist air and occurs chiefly in sphalerite and smithsonite. It is a constituent of several alloys, esp brass and nickel-silver, and is used in die-casting, galvanizing metals, and in battery electrodes. Symbol: Zn; atomic no: 30; atomic wt: 65.39; valency: 2; relative density: 7.133; melting pt: 419.58°C; boiling pt: 907°C
-
informal corrugated galvanized iron
-
A shiny, bluish-white metallic element that is brittle at room temperature but is malleable when heated. It is used in alloys such as brass and bronze, as a coating for iron and steel, and in various household objects. Zinc is essential to human and animal growth. Atomic number 30; atomic weight 65.39; melting point 419.4°C; boiling point 907°C; specific gravity 7.133 (25°C); valence 2.
-
See Periodic Table
Other Word Forms
- zincic adjective
- zincky adjective
- zincoid adjective
- zincy adjective
- zinky adjective
Etymology
Origin of zinc
1635–45; < German Zink, perhaps derivative of Zinke ( n ) prong, tine, from the spikelike form it takes in a furnace
Compare meaning
How does zinc compare to similar and commonly confused words? Explore the most common comparisons:
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The deal would see supplies of zinc concentrate, including germanium and gallium, sent to U.S. markets.
Australia is the leading producer of iron ore, gold, zinc, nickel, cobalt, and lithium, whilst Indonesia accounts for half of the global production of nickel.
From BBC
Full-fat cheese contains several nutrients relevant to brain health, including fat-soluble vitamins A, D and K2, as well as vitamin B12, folate, iodine, zinc and selenium.
From Science Daily
Beijing has long amassed stockpiles of metals such as copper, aluminum and zinc, and it upgraded the system in 2024 to add more types of minerals.
Looking ahead, Emanuel and Currie think it makes sense to have broad industrial metals exposure—copper, but also zinc and nickel—while focusing on platinum among precious metals.
From Barron's
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.