The World of Words: Vocabulary for College Success ... - eLibrary

140 Chapter 5 Word Elements: Prefixesequi-, equa- (equal)Equi- is used in many English words. Two homes that areequidistant from a school are the same, or equal, distance fromthat school. Equivalent sums of money have the same, orequal, value. For example, one dollar is equivalent to four quarters.Two equally powerful forces may be called equipotent.re- (back; again)Re- has two distinct meanings. It usually means “again”when it is attached to other English words (or base words).For example, when re- is added to the base words start anddo, it forms restart (start again) and redo (do again).However, when re- is added to combining roots, whichcannot stand alone, it often means “back.” Recede, forinstance, means “to go back” and comes from the Latinword elements re- (back) and cēdere (to go).sub- (below, under, less; part of)In the word substandard, sub- means “below”: “below thestandard.” A subcompact car is smaller (or less) in size thana compact. In addition, sub- can also refer to a classificationthat is “part of” something else, such as a subtotal, which ispart of a total. In biology, animals from one species may befurther classified into several subspecies.Words to LearnPart 1anti-, ant-1. antidote (noun) ănt˘-dōtFrom Greek anti- (against) didonai (to give) (to give a remedyagainst something harmful)a. a substance that acts against a poison or a medical problemHikers in the desert should carry an antidote for snakebites.b. something that acts against a harmful effectA great party was just the antidote I needed after astressful day at work.Producing fuel-efficient cars is one antidote to globalwarming. Common Phrasesantidote to; antidote forCopyright © Cengage Learning. All Right Reserved.