root word conveys the essential meaning of the word and frequently indicates a body part. Using a combining form, the root word and a combining vowel such as i, e, o, or a may be combined with another root word, a prefix, or a suffix to describe a particular structure or condition. A frequently used term in EMS is CPR, which stands
A viceroy / Ë v aÉª s. r ÉÉª / is a regal official who runs a country, colony, city, province, or sub-national state, in the name of and as the representative of the monarch of the territory. The term derives from the Latin prefix vice-, meaning in the place of and the French word roi, meaning king.
A governor, or speed limiter or controller, is a device used to measure and regulate the speed of a machine, such as an engine. A classic example is the centrifugal governor, also known as the Watt or fly-ball governor on a reciprocating steam engine, which uses the effect of centrifugal force on rotating weights driven by the machine output shaft to regulate its speed by altering the input flow of steam.