Kalmar "mnemotechnical" sifa ce da ke da alaƙa da fasahar ƙwaƙwalwa ko tsarin da aka ƙera don taimakawa wajen tunawa da bayanai. Ya fito daga kalmar Helenanci “mneme” ma’ana “memory” da “techne” ma’ana “art, craft ko fasaha.”Gabaɗaya, dabarun mnemotechnical sun haɗa da yin amfani da na’urori daban-daban na ƙwaƙwalwar ƙwaƙwalwa ko abubuwan ƙwaƙwalwar ajiya, kamar gajarta. , gani, ko haɗin gwiwa, don haɓaka riƙewa da tunawa da bayanai. Tsarin mnemotechnical na iya zama da amfani musamman don haddar dogon jeri, jeri, ko hadaddun fahimta.Misalan tsarin mnemotechnical sun haɗa da Hanyar Loci, Babban Tsarin, da Tsarin Dominic, da sauransu. Masana, masana falsafa, da sauran mutane masu ilimi sun yi amfani da waɗannan fasahohin shekaru aru-aru don inganta ƙwaƙwalwarsu da ƙwarewar koyo.