The system of units developed in France in the 1790s and now used worldwide.

(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.

(arithmetic) A set of numerals for representing numbers.

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

(colloquial) systematically

(anatomy) In mammals, including humans, a network of lymph vessels and lymph nodes that transport fluid, fats, proteins, and lymphocytes to the bloodstream as lymph, and remove microorganisms and other debris from tissues.

An organ system that coordinates the activities of muscles, monitors organs, constructs and processes data received from the senses, and initiates actions.

(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.