Wood's metal
- noun
- /wʊdz ˈmɛtəl/
- Specialized
- In model making, Wood's metal is popular because it can be easily melted and cast into complex shapes.
Examples
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The engineers chose Wood's metal for its low melting point when designing the prototype.
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Due to its low melting temperature, Wood's metal is often used in die-casting applications.
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Wood's metal
Academic text (2004)
Synonyms
A soft metal mix that melts at low heat and is used to make fuses and molds
Surface Forms
Morphology
Wood's + metal
The phrase combines a possessive proper name ('Wood's') with 'metal', so a B1 learner who knows the constituents would correctly infer it denotes some kind of metal associated with Wood. However, they could not predict the specific property that it is a particular fusible, low‑melting alloy or its constituent elements, so the meaning is only partially derivable from the parts.
Etymology
Wood's metal was named after Barnabas Wood and refers to a mix of metals that melts at low heat. So the metal literally turns to liquid easily, and the name now means 'a low-melting alloy'.