What term refers to words that have opposite meanings?

The term that refers to words with opposite meanings is "antonyms." Understanding this concept is essential because it helps in enhancing vocabulary and comprehension skills. For instance, if you know that "hot" is an antonym of "cold," you can better grasp the meanings of these words in different contexts. Antonyms allow us to express contrasts in language, which is vital for effective communication. Recognizing antonyms can also aid in writing and speaking by providing a broader range of expressions and ideas. This knowledge is foundational in language arts, where understanding the relationships between words enriches reading and writing experiences.