"Sea" is used in the name of specific, smaller bodies of seawater. Seas of the world usually make up partly landlocked areas within the much larger five great oceans.
The "sea" or the "ocean" are words used to describe all the interconnected salt waters of the world including the five great oceans (see our oceans page for more).
My name is priti. i am 11 years old.I study in becon house jubilee campus.i have many friends. I am in grade 6