1. Garden: This is the most common meaning. It refers to a cultivated area, usually for growing fruits, vegetables, or flowers.
2. Plantation: This meaning is similar to garden but often refers to a larger, commercial area dedicated to a single crop like rubber or tea.
3. Estate: It can also be used to describe a large piece of land, often with a house or other structures on it.
So, the closest English equivalent for "thottam" would depend on the context. It could be "garden," "plantation," "estate," or even "farm" in some cases.