in relation to an employee, means the temporary partial inability of such employee as a result of an accident or occupational disease for which compensation is payable to perform the whole of the work at which he or she was employed at the time of such accident or at the commencement of such occupational disease or to resume work at a rate of earnings not less than that which he or she was receiving at the time of such accident or occupational disease;
[Definition substituted by section 1(n) of Act No. 61 of 1997]