The term "nasal spine" refers to a bony projection located at the junction of the upper jaw and the nasal bones. Synonymous terms for nasal spine include "anterior nasal spine" or "spina nasalis anterior" in scientific terminology. It serves as an important anatomical landmark for various dental and surgical procedures. Additionally, "nasal crest" or "nasal eminence" can also be used interchangeably with nasal spine. These synonyms help in describing the prominence or ridge at the anterior nasal region, assisting medical professionals in accurately communicating with one another and providing concise descriptions of the specific anatomical structure.