What is “Syntax Error”?

I’m currently revisiting Programming for Everybody (Getting Started with Python) course on Coursera by Charles Severance by/University of Michigan and have an idea to join “Python for Everybody Specialization” which become available recently. What is cool about this course is that Charles Severance (a.k.a. Dr. Chuck – is really making an effort to make your introduction gentle and What is “Syntax Error”?