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superalloy

American  
[soo-per-al-oi] / ˈsu pərˌæl ɔɪ /

noun

  1. an alloy, often with a nickel, nickel-iron, or cobalt base, capable of withstanding very high temperatures, used in jet engines, rockets, etc.


Etymology

Origin of superalloy

First recorded in 1945–50; super- + alloy

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.

See Examples For:

Making these parts requires the blade to be “grown” in a vacuum furnace as a single crystal of nickel superalloy, according to Nigel Chiang, an analyst at SemiAnalysis.

From The Wall Street Journal Sep. 2, 2026

SpaceX’s planned foundry would make single-crystal nickel superalloy parts for the turbopumps in its Raptor rocket engines and the power turbines, according to the Morgan Stanley report.

From The Wall Street Journal Sep. 2, 2026

The bolts are made of a superalloy called Inconel, made roughly once a year in only a handful of mills in the U.S.

From Los Angeles Times Jul. 6, 2023

PTC is separately expanding capacity of titanium and superalloy castings tenfold by 2025.

From Reuters Jun. 28, 2023

The SuperDraco engine chamber was printed in Inconel, a superalloy.

From Los Angeles Times Apr. 16, 2016

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