<p><strong>Verb</strong></p><ul><li>(used with object) to make void, as a contract or other obligation; annul: to cancel a magazine subscription</li><li>to cancel a hotel reservation; to cancel a magazine subscription</li><li>Synonyms: rescind, countermand</li><li>to decide or announce that a planned event will not take place; call off: to cancel a meeting</li><li>to mark or perforate (a postage stamp, admission ticket, etc.) so as to render invalid for reuse</li><li>to neutralize; compensate for; counterbalance: His sincere apology canceled his sarcastic remark</li><li>to publicly reject, boycott, or no longer support (a person or group) because of socially or morally unacceptable views or actions: Fans have been quick to cancel their favorite rapper or other celebrity</li><li>Accounting: to close (an account) by crediting or paying all outstanding charges: He plans to cancel his account at the department store</li><li>to eliminate or offset (a debit, credit, etc.) with an entry for an equal amount on the opposite side of a ledger, as when a payment is received on a debt</li><li>Mathematics: to eliminate by striking out a factor common to both the denominator and numerator of a fraction, equivalent terms on opposite sides of an equation, etc.</li><li>to cross out (words, letters, etc.) by drawing a line over the item</li><li>Printing: to omit</li></ul><p><strong>Verb</strong></p><ul><li>(used without object) to counterbalance or compensate for one another; become neutralized (often followed by out): The pros and cons cancel out</li><li>Mathematics: (of factors common to both the denominator and numerator of a fraction, certain terms on opposite sides of an equation, etc.) to be equivalent; to allow cancellation</li></ul><p><strong>Noun</strong></p><ul><li>an act of canceling</li><li>Printing, Bookbinding: an omitted passage, page, etc.; a replacement for an omitted part</li></ul>