Steel vs. Copper

Steelnoun

An artificial metal produced from iron, harder and more elastic than elemental iron; used figuratively as a symbol of hardness.

Steelnoun

(countable) Any item made of this metal, particularly including:

Steelnoun

Bladed or pointed weapons, as swords, javelins, daggers.

Steelnoun

A piece used for striking sparks from flint.

Steelnoun

Armor.

Steelnoun

A honing steel, a tool used to sharpen or hone metal blades.

Steelnoun

(sewing) Pieces used to strengthen, support, or expand an item of clothing.

Steelnoun

(dialectal) A flat iron.

Steelnoun

A sewing needle; a knitting needle; a sharp metal stylus.

Steelnoun

(printing) An engraving plate:

Steelnoun

Projectiles.

Steelnoun

(sewing) A fringe of beads or decoration of this metal.

Steelnoun

A type of slide used while playing the steel guitar.

Steelnoun

Medicinal consumption of this metal; chalybeate medicine; (eventually) any iron or iron-treated water consumed as a medical treatment.

Steelnoun

(countable) Varieties of this metal.

Steelnoun

The gray hue of this metal; steel-gray, or steel blue.

Steelnoun

(figurative) Extreme hardness or resilience.

Steeladjective

Made of steel.

Steeladjective

Similar to steel in color, strength, or the like; steely.

Steeladjective

(business) Of or belonging to the manufacture or trade in steel.

Steeladjective

Containing steel.

Steeladjective

(printing) Engraved on steel.

Steelverb

(transitive) To edge, cover, or point with steel.

Steelverb

(transitive) To harden or strengthen; to nerve or make obdurate; to fortify against.

Steelverb

To back with steel.

Steelverb

To treat a liquid with steel for medicinal purposes.

Steelverb

To press with a flat iron.

Steelverb

To cause to resemble steel in appearance.

Steelverb

(transitive) To steelify; to turn iron into steel.

Steelverb

(transitive) To electroplate an item, particularly an engraving plate, with a layer of iron.

Steelverb

(transitive) To sharpen with a honing steel.

Steelproper noun

Coldbath Fields Prison in London, closed in 1877.

Steelnoun

A variety of iron intermediate in composition and properties between wrought iron and cast iron (containing between one half of one per cent and one and a half per cent of carbon), and consisting of an alloy of iron with an iron carbide. Steel, unlike wrought iron, can be tempered, and retains magnetism. Its malleability decreases, and fusibility increases, with an increase in carbon.

Steelnoun

An instrument or implement made of steel

Steelnoun

A weapon, as a sword, dagger, etc.

Steelnoun

Fig.: Anything of extreme hardness; that which is characterized by sternness or rigor.

Steelnoun

An instrument of steel (usually a round rod) for sharpening knives.

Steelnoun

A chalybeate medicine.

Steelnoun

A piece of steel for striking sparks from flint.

Steelverb

To overlay, point, or edge with steel; as, to steel a razor; to steel an ax.

Steelverb

To make hard or strong; hence, to make insensible or obdurate.

Steelverb

To cause to resemble steel, as in smoothness, polish, or other qualities.

Steelverb

To cover, as an electrotype plate, with a thin layer of iron by electrolysis. The iron thus deposited is very hard, like steel.

Steelnoun

an alloy of iron with small amounts of carbon; widely used in construction; mechanical properties can be varied over a wide range

Steelnoun

a cutting or thrusting weapon with a long blade

Steelnoun

knife sharpener consisting of a ridged steel rod

Steelverb

get ready for something difficult or unpleasant

Steelverb

cover, plate, or edge with steel

Steelnoun

a hard, strong grey or bluish-grey alloy of iron with carbon and usually other elements, used as a structural and fabricating material

Steelnoun

used as a symbol or embodiment of strength and firmness

Steelnoun

a rod of roughened steel on which knives are sharpened.

Steelverb

mentally prepare (oneself) to do or face something difficult

Steel

Steel is an alloy made up of iron with typically a few tenths of a percent of carbon to improve its strength and fracture resistance compared to iron. Many other elements may be present or added.

Coppernoun

(uncountable) A reddish-brown, malleable, ductile metallic element with high electrical and thermal conductivity, symbol Cu, and atomic number 29.

Coppernoun

(countable) Something made of copper.

Coppernoun

The reddish-brown colour/color of copper.

Coppernoun

(countable) A copper coin.

Coppernoun

A large pot, often used for heating water or washing clothes over a fire. In Australasia at least, it could also be a fixed installation made of copper, with a fire underneath and its own chimney. Generally made redundant by the advent of the washing machine.

Coppernoun

A police officer.

Copperadjective

Made of copper.

Copperadjective

Having the reddish-brown colour/color of copper.

Copperverb

To sheathe or coat with copper.

Coppernoun

A common metal of a reddish color, both ductile and malleable, and very tenacious. It is one of the best conductors of heat and electricity. Symbol Cu. Atomic weight 63.3. It is one of the most useful metals in itself, and also in its alloys, brass and bronze.

Coppernoun

A coin made of copper; a penny, cent, or other minor coin of copper.

Coppernoun

A vessel, especially a large boiler, made of copper.

Coppernoun

the boilers in the galley for cooking; as, a ship's coppers.

Copperverb

To cover or coat with copper; to sheathe with sheets of copper; as, to copper a ship.

Coppernoun

a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor

Coppernoun

a copper penny

Coppernoun

uncomplimentary terms for a policeman

Coppernoun

a reddish brown the color of polished copper

Coppernoun

any of various small butterflies of the family Lycaenidae having copper colored wings

Copperverb

coat with a layer of copper

Copper

Copper is a chemical element with the symbol Cu (from Latin: cuprum) and atomic number 29. It is a soft, malleable, and ductile metal with very high thermal and electrical conductivity.