(analytic geometry) A system in which the coordinate axes are oblique to each other.

(metrology) A standard set of units of measurement for use in scientific literature worldwide. The newest and most widespread version of the metric system.

(databases) A suite of interrelated computer programs designed to manage message processing and database update in a tightly controlled manner.

(computing) A system for representing numbers in which a radix of two is used; that is, each digit in a binary numeral may have either of two different values.

A huge complex of thunderstorms that can sometimes reach the size of Texas.

(neuroanatomy) In vertebrates, that part of the nervous system comprising the brain, brainstem and spinal cord.

(neuroanatomy) The part of the nervous system which is not the central nervous system.

(neuroanatomy) In humans and other vertebrates, the part of the nervous system that regulates the involuntary activity of the heart, intestines and glands. These activities include digestion, respiration, perspiration, metabolism, and the modulation of blood pressure.

An electronic system used to store, process and display geographic information, especially maps

(automotive) A suspension system that automatically adjusts front and rear ride heights to compensate for changes in axle load.