In this title the following words have the meanings indicated. “Accidental personal injury” means: an accidental injury that arises out of and in the course of employment; an injury caused by a willful or negligent act of a third person directed against a covered employee in the course of the employment of the covered employee; or a disease or infection that naturally results from an accidental injury that arises out of and in the course of employment, including: an occupational disease; and frostbite or sunstroke caused by a weather condition. “Child” includes: an adopted child; an illegitimate child; a posthumous child; and a stepchild. “Commission” means the State Workers’ Compensation Commission. “Compensation” means the money payable under this title to a covered employee or the dependents of a covered employee. “Compensation” includes funeral benefits payable under this title. “Covered employee” means an individual listed in Subtitle 2 of this title for whom a person, a governmental unit, or a quasi-public corporation is required by law to provide coverage under this title. “Occupational disease” means a disease contracted by a covered employee: as the result of and in the course of employment; and that causes the covered employee to become temporarily or permanently, partially or totally incapacitated.