Boost your vocab and unleash your potential!

Recently viewed words:
Definitions of si
  1. noun
    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
  2. noun
    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)
    type of:
  3. noun
    the syllable naming the seventh (subtonic) note of any musical scale in solmization

    Similar: 

    te ti
    type of:
Antonyms of si

We don't have antonyms for this word yet.

My lists:
Recently viewed words: