EFFECT definition: 1. the result of a particular influence: 2. to produce or achieve the results you want: 3. If you…. Learn more. This is a list of names for observable phenomena that contain the word “effect”, amplified by reference (s) to their respective fields of study. In this article, you’ll learn the difference between affect vs. effect, with grammar explanations, everyday examples, and simple tips to help you remember which one to use. Definition of effect noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. EFFECT meaning: 1. the result of a particular influence: 2. to produce or achieve the results you want: 3. If you…. Learn more. The most common use of effect is as a noun referring to a change or result. If something has an effect on something or someone, it changes or influences that thing or person in some way. Affect and effect are two of the most commonly confused words in English, but don’t worry—we’ll help you keep them straight. The basic difference is this: affect is usually a verb, and effect is usually a noun. Define effects. effects synonyms, effects pronunciation, effects translation, English dictionary definition of effects. n. 1. Something brought about by a cause or agent; a result. 2. The power to produce an outcome or achieve a result: The government's action had little. Affect is usually used as a verb meaning to influence or produce a change in something, whereas effect is generally used as a noun that refers to a change resulting from something.