| Engelsk navneord: atomic number 14 | 
| 1. | atomic number 14 (om masse el. substans) a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors | 
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 | Termer med samme betydning (synonymer) | Si, silicon | 
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 | Mindre specifikke termer | chemical element, element, semiconducting material, semiconductor | 
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 | Vedrærer disse overordnede termer | clay, feldspar, felspar, granite, quartz, sand, silicone, silicone polymer | 
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