Wiktionary
potty training
n. The act of weaning a child off of diapers and teaching them how to use a potty. Not usually distinguished from toilet training although generally children do not use an adult-sized toilet right away.
Usage examples of "potty training".
The kind that shows you inkblots and asks about your potty training.
I was doing that when you were going through potty training, Admiral.
Oral fixation, premature potty training, early childhood trauma, can’.
You'll know the secrets of my potty training by this time tomorrow.