regulus metal
Metallurgy
noun
An alloy of lead and antimony which contains at least 75 per cent lead.
Origin
Late 19th century.
- presumable
- presumably
- presume
- presumedly
- presumer
- presuming
- presumingly
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- presumptiousness
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- presumptuousness
- presupernova
- presupposal
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- presuppositionless
- presylvian
- presymphyseal
- presymphysial
- presynaptic