Professional Description:
Xerostomia is a dry mouth due to a reduced or absent saliva flow.
Source:
The Oral Cancer Foundation. Xerostomia. 2021. Available from: https://oralcancerfoundation.org/complications/xerostomia/#:~:text=Xerostomia%20is%20defined%20as%20dry,a%20wide%20variety%20of%20medications