As used in this article, the following terms shall have the meanings indicated:
A person with a disability is one who has a physical or mental impairment, not due to current use of alcohol or illegal drug use, which substantially limits such person's ability to engage in one or more major life activities, such as caring for one's self, performing manual tasks, walking, seeing, hearing, speaking, breathing, learning and working, and who is certified to receive social security disability insurance (SSDI) or supplementary security income (SSI) benefits under the Federal Social Security Act, or is certified to receive railroad retirement disability benefits under the Federal Railroad Retirement Act, or has received a certificate from the State Commission for the Blind and Visually Handicapped stating that such person is legally blind.
Includes social security and retirement benefits, interest, dividends, total gain from the sale or exchange of a capital asset which may be offset by a loss from the sale or exchange of a capital asset in the same income tax year, net rental income, salary or earnings, and the net income from self-employment, but shall not include a return of capital, gifts, inheritances or monies earned through employment in the Federal Foster Grandparent Program, and such income shall be offset by all medical and prescription drug expenses actually paid which were not reimbursed or paid for by insurance. In computing net rental income and net income of self-employment, no depreciation deduction shall be allowed for the exhaustion, wear and tear of real or personal property held for the production of income.
A brother or sister, whether related through half-blood, whole blood or adoption.