The term mark can have several meanings depending on its context.
1) Mark as a verb means to leave a visible trace or impression, such as by writing, drawing, or making an indentation. For example, you might use a pen to mark your answers on a test booklet.
2) As a noun, mark can refer to a point scored in sports like soccer or basketball, where one team earns points for performing certain actions, such as putting the ball into the opposing team's goal.
3) Mark can also be used to describe a distinctive feature or characteristic that sets something apart from others of its kind. For example, "the mark of an excellent teacher is their ability to engage students in learning."
4) In addition, mark can refer to a symbol or indicator used in commerce, such as the brand name on a product or the price marked on a item for sale.
5) Finally, mark can also be used to describe a particular kind of animal, especially one with specific physical characteristics that distinguish it from other animals. For example, "the Great Dane is known for its large size and friendly temperament."