In this Ordinance,—
(a) "essential service" means—
(i) any railway service;
(ii) any public road transport service carried on by means of motor vehicles;
(iii) any service or employment in a port in connection with the loading, unloading, movement or storage of goods, the pilotage or berthing of vessels, or the maintenance of navigation channels;
(iv) any postal, telegraph or telephone service; or
(v) any service of the Central Government engaged in, or in connection with, the manufacture, repair, storage, inspection or distribution of ships, aircraft, vehicles, arms, ammunition or other stores or equipment of the armed forces; and ( 2 2 1 ) 222 PAET H] THE GAZETTE OF INDIA EXTRAOBDINARY [8*0. 1
(fo) "strike" means a total or partial cessation of work by a body of persons employed in any essential service acting in combination, or a concerted refusal, or a refusal under a common understanding, of any number of persons who are or have been so employed to continue to work or to accept employment.