Ocean (n) ? the large body of saltwater
that covers ? of the surface of the Earth; also known as the sea or
used to describe larger bodies of water that the ocean is divided
into, such as the Atlantic Ocean and the Pacific Ocean.
Orange (n) ? The pulpy edible fruit of the orange tree,
having a sweet , acidic juice.
Organic (adj) ? made from or related to living organisms.
Organism (n) ? an individual form of life (such as an animal or
Ozone (n) ? A blue gaseous allotrope of
Ozone layer (n) ? a layer of the Earth?s lower atmosphere
that blocks most of the sun?s ultraviolet rays.