To offset or equalize something.
To cross out something with lines etc.
To kill.
To remove a common factor from both the numerator and denominator of a fraction, or from both sides of an equation.
To cease to provide financial or moral support to (someone deemed unacceptable). Compare cancel culture.
To invalidate or annul something.
To stop production of a programme.
To mark something (such as a used postage stamp) so that it can't be reused.
A cancellation (US); (nonstandard in some kinds of English).
The page thus suppressed.
A control message posted to Usenet that serves to cancel a previously posted message.
The page that replaces it.
The suppression on striking out of matter in type, or of a printed page or pages.
To make equal; to cause to correspond in amount or degree.
To clear the ears to balance the pressure in the middle ear with the outside pressure by letting air enter along the Eustachian tubes.
To adjust the balance between frequency components within an electronic signal.
To make the scoreline equal by scoring points.
Said of a morphism: to pre-compose with each of a parallel pair of morphisms so as to yield the same composite morphism.