Learning curve phrase
A measurement of the speed at which you learn a new subject or skill; the process of gaining knowledge through one's mistakes and experiences.
Watching her technique, ability, and dedication is a big help on my learning curve.
I expected a steep learning curve when I was thrown into this job as I have no prior experience.
The earliest known use of the English phrase “learning curve” is in Edgar James Swift's “Studies in the Psychology and Physiology of Learning.”