Enter a clue or pattern or both:

The Clue

Element used to make semiconductors (7 letter answer)

The Answer

SILICON

Tags


Notes

The answer SILICON is rarely seen, appearing only about once every 1200 puzzles.

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Definition

SILICON as a noun:

1. (silicon, Si, atomic number 14) = 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