a coloured metal. Obsolete.
单词 | θ216412 |
释义 | society > occupation and work > materials > derived or manufactured material > metal > types of metal generally > [noun] > other types of metal (6) solar metal1800 a coloured metal. Obsolete. light metal1810 Chemistry and Physics. Of an element: having a (relatively) low atomic mass. fusible metal1853 Capable of being fused or melted. fusible metal (see quot. 1853). fusible plug (see quot. 1874). heavy metal1864 Applied to elements whose specific gravity is relatively great; heavy metal (see also sense A. 6b): a metal of high specific gravity (see quot. 1955). semi-metal1912 Originally a non-malleable metal. Now usually signifying incomplete metallic character in other physical properties, esp. electrical conductivity… superplastic1930 Any material with exceptional plastic properties; spec. a superplastic metal. |
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