Wordcyclopedia | English | tonnage oxygen plant

— noun a tax imposed on ships that enter the US; based on the tonnage of the ship

— Oxygen is a chemical element (symbol O) with an atomic number of 8. — Oxygen is a type of gas. — An oxygen is an atom of the element oxygen.

— A plant is a factory.

— To put a seed or plant in soil for it to grow. I planted some flowers last week and I hope they will grow and blossom.