In this Act, unless the context otherwise requires,

"grantee" includes a person taking or claiming an interest under an instrument;

"grantor" includes a vendor, donor, mortgagor, lesson, or any other person conveying, mortgaging, charging, or demising land;

"instrument" includes a writing affecting land situate in the Republic, and a judge's certificate and a memorandum of deposit of title deeds;

"judge's certificate" means a certificate of purchase of land sold in execution signed by a Justice or a District Magistrate and a certificate of title signed by a judge under the State Property and Contracts Act, 1960 (C.A. 6);

"Minister" means the Minister to whom functions under this Act are assigned by the President;

"registrar" includes the chief registrar.