IPA: /prɪˈskraɪbər/
KK: /prɪˈskraɪbər/
A person who gives a written order for medicine or treatment, usually a doctor.
The prescriber recommended a new medication for my condition.
Prescriber → It is formed from "pre-" (meaning before) and "scribere" (meaning to write). The word "prescriber" refers to someone who writes a prescription beforehand, typically a medical professional who authorizes medication for a patient.
Think of someone who 'writes' ('scribere') something 'before' ('pre-') — that's why a prescriber is someone who writes prescriptions ahead of time.