2. In this Act, unless there is anything repugnant in the subject or context,-(a) "compulsory deposit" means a subscription to, or deposit in, Provident Fund which, under the rules of the Fund, is not, until the happening of some specified contingency, repayable on demand otherwise than for the purpose of the payment of permit in respect of policy of life insurance or the payment of subscriptions or premia in respect of a family pension fund, and includes any contribution and any interest or increment which has accrued under the rules of the Fund on any such subscription, deposit, or contribution, and also any such subscription deposit, contribution interest or increment remaining to the credit of the subscriber or depositor after the happening any such contingency;(b) "contribution" means any amount credited in a Provident Found, by any authority administering the Fund, by way of addition to, a subscription to, or deposit or balance at the credit of an individual account in, the Fund; and "contributory Provident Fund" means a Provident Fund the rules or which provide for the crediting of contributions; (c) "dependant" means any of the following relatives of a deceased subscriber to, or a depositor in, a Provident Fund, namely, a wife, husband, parent, child, minor brother, unmarried sister and a deceased son's widow and child, and, where no parent of the subscriber or depositor is alive, a paternal grand-parent;(d) "Government Provident Fund" means a Provident Fund, other than a Railway provident Fund, constituted by the authority of ¹[the Government] for any class or classes of persons in the service of the ²[Republic] or of persons employed in educational institutions or employed by bodies existing solely for educational purposes, ³[* * *];(e) "Provident Fund" means a fund in which subscriptions or deposits of any class or classes of employees are received and held on their individual accounts, and includes any contribution and any interest or increment accruing on such subscriptions, deposits or contributions under the rules of the Fund; (f) "Railway administration" means- ⁴[* * *] ⁵[(ii) the Manager of the Railway;](g) "Railway Provident Fund" means a Provident Fund constituted by the authority of ⁶[the railway] administration for any class or classes of its employees.