(1) "Veteran" means a person who was a resident of this state at the time of his induction into the armed forces of the United States of America, or was a resident of this state as of the thirty-first day of March, one thousand nine hundred eighty-one, who served in Vietnam, Cambodia or Laos during the Vietnam conflict, or who served in Korea during the Korean conflict;
(2) "Agent Orange" means the herbicide composed primarily of trichlorophenoxyacetic acid and dichlorophenoxyacetic acid;
(3) "Department" means the West Virginia department of health; and
(4) "Director" means the director of the department of health.