bicuspid

2 points, prongs or cusps. In cardiology: Both the mitral & pulmonic valves are normally bicuspid. The aortic & tricuspid valves are normally tricuspid. In dentistry: Humans have 8 bicuspid teeth or premolars; 2 in front of each group of molars.

References

Webster's Ninth New Collegiate Dictionary, Miriam-Webster Inc. Springfield, MA 1990