An act of performing surgery may be called a surgical procedure, operation, or simply surgery. In this context, the verb operate means to perform surgery. The adjective surgical means pertaining to surgery; e.g. surgical instruments or surgical nurse.
My definition: Pro rata, when it comes to jobs, generally refers to pay. Say the salary is '$40,000 per annum-pro rata', it will mean that if you only work part time, you get part of the pay.A standard week is (about) 40 hours, so the pay for 20 hours will be $20,000 per annum.y definition: Pro rata, when it comes to jobs, generally refers to pay. Say the salary is '$40,000 per annum-pro rata', it will mean that if you only work part time, you get part of the pay.
Report Abuse. Pro-Rata basically means at that rate of salary. For example, if they offered you the job at Â£20,000/ Pro-Rata, but you were only working half the time in a week (20 Hours), then you would only get the equivalent of Â£10,000 a year.They use it as another term for part-time.ro-Rata basically means at that rate of salary. For example, if they offered you the job at Â£20,000/ Pro-Rata, but you were only working half the time in a week (20 Hours), then you would only get the equivalent of Â£10,000 a year.