Dylan Edwards Feb 4, 2009:

'emphyteusis' in Chambers Dictionary: 'in Roman law, a perpetual right to a piece of land, for which a yearly sum was paid to the proprietor'.
Merriam-Webster Dictionary: 'a kind of conditional grant of a right to the possession and enjoyment of land; also, the right so granted, or the tenure by which it is held'.

Jennifer Taylor Feb 4, 2009:

Tenure - helpful website... I found a good page explaining tenure systems but since I don't have time to work out the Czech meaning right now and work out the comparable term, I'm just going to send you the link. Hope it helps! http://eh.net/encyclopedia/article/stead.tenures.tithes.fina...