PYROPHORIC ALLOY

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

An alloy that emits sparks when struck or scratched with steel; used in lighter flints

Classified under:

Nouns denoting substances

Hypernyms ("pyrophoric alloy" is a kind of...):

alloy; metal (a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten)

Hyponyms (each of the following is a kind of "pyrophoric alloy"):

ferrocerium (a pyrophoric alloy of iron with cerium; used for lighter flints)

misch metal (a pyrophoric alloy made from a mixture of rare-earth metals)

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