Learning is a process of acquiring knowledge or skills, through any means. The learning process done through observation or watching is called Observational Learning. It includes identifying, relating, and interpreting the situations. Observational Learning theory is well studied as a part of various psychological assessments and to understand its influence on human behavior. It is one of the fundamental learning processes. It forms the basis for your learning starts even before your birth.
And right after your birth, you start observing everyone and everything around you and acquire knowledge - be it about humans, objects, sounds. In fact your family and friends, your environment, the hobbies you have, the movies you watch and, the news you read, everything forms a part of Observational learning.