Zane-zanen da aka yanke, hoto ne na fasaha wanda ke nuna ciki na wani abu, gini, ko na'ura kamar an yanke shi, cire, ko yanki. Ana amfani da irin wannan zane sau da yawa a cikin littattafan fasaha, litattafan rubutu, da sauran kayan ilimi don bayyana yadda wani abu ke aiki ko kuma aka gina shi. Ana iya amfani da shi don nuna ayyukan ciki na injuna, gine-gine, jiragen sama, jiragen ruwa, da sauran abubuwa masu rikitarwa. Manufar zana cutaway shine don samar da bayyanannen ra'ayi daki-daki game da cikin abun yayin da ake kiyaye ra'ayin gaba ɗaya na waje.