atomic number 14

Noun atomic number 14 has 1 sense

• atomic number 14(n = noun.substance) si, silicon - 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;
is a kind of chemical element, element, semiconducting material, semiconductor