to get back an amount of money that you have paid [= claim back]:
You may be entitled to reclaim some tax.
to make an area of desert, wet land etc suitable for farming or building:
This land will be reclaimed for a new airport.
to get back something that you have lost or that has been taken away from you:
I want to reclaim the championship that I lost in 1999.
to obtain useful products from waste material [↪ recycle]:
You can reclaim old boards and use them as shelves.
—reclamation noun [uncountable]