Engelsk ordbog



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Engelsk navneord: Si

1. Si (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


Termer med samme betydning (synonymer)atomic number 14, silicon


Mindre specifikke termerchemical element, element, semiconducting material, semiconductor


Vedrærer disse overordnede termerclay, feldspar, felspar, granite, quartz, sand, silicone, silicone polymer

2. SI (om mængde el. mål) 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)


Eksempler med tilsvarende betydningToday the United States is the only country in the world not totally committed to the Systeme International d'Unites.


Termer med samme betydning (synonymer)International System, International System of Units, SI system, SI unit, Systeme International, Systeme International d'Unites


Mindre specifikke termermetric system

3. si (om kommunikation) the syllable naming the seventh (subtonic) note of any musical scale in solmization


Termer med samme betydning (synonymer)te, ti


Mindre specifikke termersolfa syllable









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