sol

sun; sunlight; sunny side (of a place); daylight (the time between sunrise and sunset); sol (a unit of currency, currently used in Peru)

“quítate del sol” — get out of the sun

Inherited from Latin sōl (“sun”). The Peruvian currency makes reference to the meaning "sun", but is a shortening from Latin solidus.

sol (a musical note)

From Latin solve in the hymn for St. John the Baptist.

sol (a colloid suspension of a solid in a liquid)

Borrowed from English sol.