n. 1  Any of various small proteins that are produced by a variety of cell types, especially T cells and other white blood cells, and that regulate many aspects of inflammation and the immune response, including stimulating the production of white blood cells and platelets.
Arrowroot is an easily digested starch extracted from the roots of the arrowroot plant, Maranta arundinacea. The starch is used as a thickener in many foods such as puddings and sauces, and is also used in cookies and other baked goods. It is extremely bland, making it suitable for neutral diets, especially for people who are feeling nauseous.
A chroot on Unix operating systems is an operation that changes the apparent root directory for the current running process and its children. A program that is run in such a modified environment cannot name files outside the designated directory tree. The term chroot may refer to the chroot system call or the chroot wrapper program. The modified environment is called a chroot jail.