Cardiologic is an adjective that refers to matters related to the heart and its functions. There are several synonyms for cardiologic, including cardiac, cardiovascular, heart-related, and cardiologic. Each of these words is used to describe the medical field that involves the study of the heart and its diseases. These words are often used interchangeably, depending on the context in which they are being used. For instance, cardiovascular may be used in a context of describing exercise and its impact on heart health. Similarly, cardiac may be used in the context of describing a heart attack. Regardless of which word is used, they all point to matters related to the heart.