As of 2007, it has developed a definition for lean that is given to foods that contain less than 8 grams of total fat, less than 3.5 g of saturated fat, and less than 80 milligrams cholesterol per serving.
In the United States, the term tutor is generally associated with one who gives professional instruction (sometimes within a school setting but often independently) in a given topic or field.
Definition of tutor. : a person charged with the instruction and guidance of another: such asa : a private teacherb : a teacher in a British university who gives individual instruction to undergraduates.