(1) In this Act (except Part VI) the word "worker" means any person of the age of fourteen years or upwards who has entered into or works under a contract with an employer whether the contract be for manual labour, clerical work, or otherwise, be expressed or implied, oral or in writing, and whether it be a contract of service or of apprenticeship or a contract personally to execute any work or labour, other than - (a) a person who is employed by or under the State, or (b) a teacher in a secondary school, or (c) a teacher in a national school, or (d) a person who is employed by a local authority in any office or employment, or (e) an officer or servant of a vocational education committee, or (f) an officer or servant of a committee of agriculture, or (g) an officer of a school attendance committee, or (h) an agricultural worker, within the meaning of the Agricultural Wages Act, 1936 (No. 53 of 1936).
(2) For the purposes of this section, each of the followi