Side effects vs Adverse effects. Side effects and adverse effects are both experienced by people in the healthcare field. Often the words are interchanged or used instead of the other, but wrongly so. There is ample difference in the meaning of both words.
Also found in: Wikipedia. system unit. An individual card, section of tape, or the like, which is manipulated during operation of the system; class 1 systems have one unit per document; class 2 systems have one unit per vocabulary term or concept. case.
SYSTEM Defined for Kids. system. Definition of system for Students. 1 : a group of parts combined to form a whole that works or moves as a unit a heating system A system of ropes and pulleys carried the baskets of stone â¦ up to the ramparts. 2 : a body that functions as a whole The disease weakened his entire system.