The etymology from cancel takes us to the Latin word I’ll cancel. The term is used in reference to cancel something.
That which is canceled, therefore, is revokes or i know invalidates. The action to cancel implies to make the canceled cease to exist or be valid.
For instance: “I am going to cancel my subscription to the magazine since unfortunately I cannot pay it”, “The government is analyzing the cancellation of import restrictions so that companies that need to bring supplies from abroad can do so without problems”, “Due to the controversy generated by its violent and sexual content, the channel decided to cancel the series just two months after its premiere”.
Suppose a person decide to register on a website to start receiving a newsletter in your email box. In this way, once a week a message arrives to your email. Later, this subject no longer wants to access the newsletter in question. Therefore return to the site where you had registered and choose unsubscribe.
Cancel is also associated with derogate or abolish. Nowadays, the concept is often used in relation to what someone does when they choose to stop consuming an artist’s production due to some reason beyond your job.
Take the case of an actor denounced by violence of gender. Faced with the evidence that comes to light, many of his fans announce on social networks that they are going to cancel: that is, they will no longer watch your movies or your series. It is a way of condemning him for his reprehensible behavior that goes beyond legal punishment.