What term refers to a vowel that is used to combine two word roots or a word root and a suffix?

The term that refers to a vowel used to combine two word roots or a word root and a suffix is known as a combining vowel. This vowel, most commonly the letter "o," serves an essential function in medical terminology by facilitating the pronunciation of complex terms. When constructing medical terms, combining vowels make it easier to link the various components, ensuring that they flow better together.

For instance, in the term "cardiology," the combining vowel "o" links the root "cardi" (heart) with the suffix "-logy" (study of). Without the combining vowel, the separation of the roots and suffix could lead to difficulty in pronunciation and comprehension.

Understanding this concept is critical for medical professionals and students, as the correct use of combining vowels is fundamental when forming or interpreting medical terminology, making it essential knowledge for effective communication within the healthcare field.