Library / English Dictionary

PEARLITE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A lamellar mixture of cementite and ferrite formed during the cooling of austenite; a constituent of steel and cast iron

Classified under:

Nouns denoting substances

Hypernyms ("pearlite" is a kind of...):

lamellar mixture (a mixture in which substances occur in distinct layers)

Meronyms (substance of "pearlite"):

cementite; iron carbide (a chemical compound that is a constituent of steel and cast iron; very hard and brittle)

ferrite (a solid solution in which alpha iron is the solvent)

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

globular pearlite; granular pearlite (if steel or iron cool very slowly the cementite may occur in globules instead of in layers)

Holonyms ("pearlite" is a substance of...):

cast iron (an alloy of iron containing so much carbon that it is brittle and so cannot be wrought but must be shaped by casting)

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

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