(1) In this Act, unless the context otherwise requires,---
(a) "Air Officer" means any officer of the Air Force above the rank of group captain;
(b) "Chief of Defence Staff" means an officer of the regular Army, or the Indian Navy, or the Air Force, as the case may be, appointed as such by the Central Government;
(c) "Commander-in-Chief" means a General Officer of the regular Army, or a Flag Officer of the Indian Navy, or an Air Officer of the Air Force, appointed as Commander-in-Chief of a Joint Services Command, and in his absence, the officer on whom the command devolves;
(d) "Commanding Officer" means the officer in actual command of the unit, ship or establishment and includes an officer appointed as such by the Commander-in-Chief or the Officer-in-Command, as the case may be, of an Inter-services Organisation;
(e) "Flag Officer" means an officer of the rank of Admiral of the Fleet, Admiral, Vice-Admiral or Rear-Admiral;
(f) "General Officer" means an officer of the regular Army above the rank of Brigadier;
(g) "Inter-services Organisation" means a body of troops including a Joint Services Command consisting of persons, subject to the Air Force Act, 1950, (45 of 1950), the Army Act, 1950 (46 of 1950)and the Navy Act, 1957 (62 of 1957) or any two of the said Acts;
(h)"notification" means a notification published in the Official Gazette;
(i)"officer", in relation to an Inter-services Organisation, means an officer as defined in clause (xxiii) of section 4 of the Air Force Act, 1950, (45 of 1950), or clause (xviii) of section 3 of the Army Act, 1950 (46 of 1950), or clause (16) of section 3 of the Navy Act, 1957, (62 of 1957) as the case may be;
(j) "Officer-in-Command" of an Inter-services Organisation means either a General Officer of the regular Army, or a Flag Officer of the Indian Navy, or an Air Officer of the Air Force, appointed as the Officer-in-Command of an Inter-services Organisation, other than Joint Services Command, and in his absence, the officer on whom the command devolves;
(k)"regulations" means the regulations made under the respective Service Acts;
(l) "rules" means the rules made under this Act and under the respective Service Acts, as the case may be;
(m) "Service Acts" means the Air Force Act, 1950, (45 of 1950), or the Army Act, 1950 (46 of 1950), or the Navy Act, 1957 (62 of 1957) or any two of the said Acts or all the said Acts; and
(n) "service personnel" means persons who are subject to any of the Service Acts.
(2) Words and expressions used herein and not defined but defined in the Air Force Act, 1950, (45 of 1950), or the Army Act, 1950 (46 of 1950), or the Navy Act, 1957 (62 of 1957)shall have the meanings, respectively, assigned to them under the said Acts.