SO and SUCH? - English grammar step-by-step Learn the difference between SO and SUCH in 4 easy steps! Both of these words are very common in English and many English learners can easily confuse them. This article will provide you with all of the information you need on the word so, including its definition, etymology, usage, example sentences, and more! The meaning of SO is in a manner or way indicated or suggested —often used as a substitute for a preceding clause. How to use so in a sentence. Using So as a Conjunction: Usage Guide The difference between so and very in implied-extent usage is that very is more descriptive or matter-of-fact, while so indicates more emotional involvement. For example, she is very clever is a simple statement of opinion; she is so clever suggests admiration. to a very great extent or degree So. Vocabulary.com Dictionary, Vocabulary.com, . Accessed 14 Sept. 2026. Copy citation Define so. so synonyms, so pronunciation, so translation, English dictionary definition of so. in the way or manner indicated; in order that: Please RSVP so that we’ll know how many reservations to make.; to the extent or degree indicated: I feel so. Find the latest The Southern Company (SO) stock quote, history, news and other vital information to help you with your stock trading and investing. SO definition: 1. very, extremely, or to such a degree: 2. used before a noun or before not to emphasize what…. Learn more. SO definition: in the way or manner indicated, described, or implied. See examples of so used in a sentence. So is an English word that, apart from its other uses, has become increasingly popular in recent years as a coordinating conjunctive opening word in a sentence. This device is particularly used when answering questions although the questioner may also use the device. So may also be used to end sentences. When ending a sentence, it may be: a coordinating conjunctive to refer backwards to.