Englishfor English speakers
ocean
Noun
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An ocean is a large area of salt water.
My great grandfather came across the Atlantic ocean from Scotland to Canada in 1882 on a sailing ship.
She stood on a beach in Japan and looked east at the sun coming up over the Pacific ocean.
dynamics
Noun
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Dynamics is a kind of mathematics that deals with motion and forces that cause changes in a system.
Work includes full-scale experiments, wind tunnel studies and computational fluid dynamics.