However, it is more fragile than most people realize. The shelf life of milk is influenced by a variety of factors, such as processing method and carton date, exposure to light and heat, and how it is stored.
A small, circumscribed area visibly different in colour or texture from the surrounding tissue. blind spot A visual field defect in which there is such a marked contraction of the peripheral temporal visual field that it lies on, or nasal to, the blind spot.
Definition of landmark. 1  1 : an object (such as a stone or tree) that marks the boundary of land. 2  2a : a conspicuous object on land that marks a localityb : an anatomical structure used as a point of orientation in locating other structures. 3  3 : an event or development that marks a turning point or a stage.