Ma'anar ƙamus na kalmar "na'urar hana haihuwa" tana nufin kowace na'ura ta zahiri ko inji, samfur, ko hanyar da aka ƙera kuma aka yi amfani da ita don hana ko rage haɗarin ciki yayin jima'i. Na'urorin hana daukar ciki sun haɗa da samfura da hanyoyi masu yawa, kamar kwaroron roba, diaphragms, magungunan hana haihuwa, na'urorin ciki (IUDs), da na'urar rigakafin hana haihuwa, da sauransu. Wadannan na'urori suna aiki ne ta hanyar hana hakin kwai ko kuma hana dasa kwai a cikin mahaifa.