അർത്ഥം : 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.
പര്യായപദങ്ങൾ : atomic number 14, silicon
അർത്ഥം : A complete metric system of units of measurement for scientists. Fundamental quantities are length (meter) and mass (kilogram) and time (second) and electric current (ampere) and temperature (kelvin) and amount of matter (mole) and luminous intensity (candela).
ഉദാഹരണം :
Today the United States is the only country in the world not totally committed to the Systeme International d'Unites.
പര്യായപദങ്ങൾ : international system, international system of units, si system, si unit, systeme international, systeme international d'unites