The term 'Doctor in Training' can be summarized as an INTERN, which is a six letter word. An INTERN is typically a student or recent graduate who works in a temporary position with an emphasis on on-the-job training rather than merely employment. Interns are usually employed by companies or organizations for the purpose of gaining work experience or to fulfill educational requirements. Internships provide hands-on experience in a particular field and can be beneficial for those looking to gain experience in a certain industry.