Vitamin D3, also known as cholecalciferol, comes from fortified foods, animal foods (fatty fish, cod liver oil, eggs, and liver), supplements, and can be made internally when your skin is exposed to ultraviolet (UV) radiation from the sun. Structurally, these two are not the same.
Definition of mind for Students. 1  1 : the part of a person that thinks, reasons, feels, understands, and remembers. 2  2 : memory 1 Keep my advice in mind. 3  3 : intention 1 I changed my mind. 4  4 : a person's view or opinion about something Speak your mind.
n. a principle which essentially states that the mind and body are non-identical. The body (and brain) are made of extended, divisible substance, while the mind is not. Thus, the mind will persist in existing, even when the material body does not. Although they do interact, the mind is independent of the body.