can·cel 
/ˈkænsəl/ verb
can·cels; US can·celed or British can·celled; US can·cel·ing or British can·cel·ling /ˈkænsəl/ verb 1 : to stop doing or planning to do (something) : to decide that something (such as a game, performance, etc.) will not happen [+ obj] ▪ The event was canceled at the last minute when the speaker didn't show up. ▪ We canceled our dinner reservation. ▪ My flight was canceled because of the storm. ▪ She canceled her appointment with the dentist. [no obj] ▪ I'm sorry, but I have to cancel. Can we meet next week? 2 : to cause (something) to end or no longer produce a certain effect : to stop (something) from being effective or valid [+ obj] ▪ He canceled his insurance policy last month. ▪ We canceled our magazine subscription when we moved. ▪ Please cancel my order. ▪ The bank canceled my credit card. [no obj] ▪ If you subscribe online, you can cancel at any time. 3 [+ obj] : to put a mark with a set of ink lines on something (such as a stamp) so that it cannot be used again
▪ a canceled stamp
▪ a canceled stamp
cancel out [phrasal verb]
cancel out (something) or cancel (something) out : to reduce the effect of (something) : to be equal to (something) in force or importance but have an opposite effect
▪ The costs cancel out the benefits. ▪ The two arguments cancel each other out.
▪ The costs cancel out the benefits. ▪ The two arguments cancel each other out.
