(1) In this Chapter, save where the context otherwise requires -

"apprentice" means a person undergoing full-time training for any trade, business, profession, office, employment or vocation;

"claimant" means a person claiming occupational injuries benefit and also includes an applicant for a declaration that an accident was or was not an occupational accident, and reference to a claim shall be read accordingly;

"the Principal Act" means the Building Societies Act, 1874;

"disablement gratuity" has the meaning given to it by section 75(8);

"disablement pension" has the meaning given to it by section 75(9) or (10);

"injury benefit period" means, in relation to any accident, the period of 156 days (Sundays being disregarded) beginning with the day of the accident, or the part of that period for which, under section 75(3), disablement benefit in respect of the accident is not available to the insured person;