In this division—
"lease" includes an original or derivative under-lease, also a grant at a fee
farm rent, or securing a rent by condition, and an agreement for a lease where
the lessee has become entitled to have the lease granted.
"lessee" includes an original or derivative under-lessee, a grantee under such
a grant, a grantee’s executors, administrators, and assigns, a person
entitled under such an agreement, and the executors, administrators, and
assigns of a lessee.
"lessor" includes an original or derivative under-lessor, such a grantor, a
person bound to grant a lease under such an agreement, and the executors,
administrators, and assigns of a lessor.
"proceedings" include an application commenced by originating summons.
"under-lease" includes an agreement for an under-lease where the under-lessee
has become entitled to have the under-lease granted.
"under-lessee" includes any person deriving title through or from an
under-lessee.