16Meaning of “lease” and related expressions.
In sections 11 to 15 (repairing obligations in short leases)—
(a)“lease” does not include a mortgage term;
(b)“lease of a dwelling-house” means a lease by which a building or part of a building is let wholly or mainly as a private residence and “dwelling-house” means that building or part of a building;
(c)“lessee” and “lessor” mean, respectively, the person for the time being entitled to the term of a lease and to the reversion expectant on it.