It is not possible for people to derive a new word for every concept. Actually, while words in language are limited, objects, events, facts and concepts that need to be named are unlimited. This requires some of the new concepts to be explained in existing words. In this way, variations in the meanings of words occur. Different uses of words, forms of language in various dimensions, and new meanings they have gained over time provides important data in terms of semantics. The fact that all of the meanings given in the Turkish Dictionary for the word dik are included as adjective emphasizes the descriptive aspect of the word. The word, which basically means located in the direction of gravity with respect to a horizontal plane, not leaning, has gained different uses and new semantic dimensions with various meanings over time. It is interesting that some of these meanings are negative and some have affirmative qualities. It is also seen that terms related to the fields of geometry, astronomy, zoology, calligraphy and music are also derived from the word dik. In this article, it will be focused on in which contexts the word dik is used in Turkish, how it diversifies in terms of meaning and expression, and which meaning dimensions the word gains with this variation. For this purpose, compound words, verbs and idioms formed with the word dik will be examined; dictionary units with negative and positive meanings will be determined. Since it is a simultaneous study based on Standard Turkey Turkish, historical and contemporary dialects of Turkish, Anatolian dialects and special languages such as slang are excluded from the scope of the article.