The term is "agua mineral."
You have spelled it correctly.
medicinal
That is the correct spelling of most uses of the word "water" (H2O).
El aguaAgua - el agua.
The correct spelling is thirsty (needing water).
The correct spelling is "pour"
The correct spelling is "geyser" (a spout or eruption of water).
(El) agua (pronounce it as AH-gwah ) = the water.
The correct spelling of the body of water is the Arctic Ocean.
The correct spelling is "amphibians" (animals that live on land and in water).
The correct spelling for the form of the verb to ski is skiing (snow or water sport).
You spell oceanic exactly as it appears in the question, oceanic.