How is the term "Ruler" used in other parts of the Indian constitution, not just this definition?
The term "Ruler" is used in other parts of the Indian constitution to refer to the Prince, Chief or other person who, at any time before the commencement of the Constitution (Twenty-sixth Amendment) Act, 1971, was recognized by the President as the Ruler of an Indian State or any person who, at any time before such commencement, was recognized by the President as the successor of such Ruler. This term is used in various articles related to the administration and governance of Indian States under the Constitution.