In medical terminology, what does "oral" refer to?

In medical terminology, "oral" specifically pertains to the mouth, which is the correct context for the word. This term is frequently used when discussing routes of medication administration or procedures associated with the mouth, such as oral hygiene or oral surgery. Understanding how "oral" relates to the mouth is essential in medical contexts, especially in healthcare settings where patient care includes dietary instructions and medication intake methods. The other terms provided may refer to different anatomical locations and contexts, which are not relevant to the definition of "oral."