Ma'anar ƙamus na "madarar daskarewa" shine cakuda ƙanƙara da gishiri ko wasu sinadarai waɗanda ake amfani da su don rage zafin wani abu ko gauraya zuwa ƙasa da daskarewa. Ana amfani da wannan ne wajen yin ice cream ko wasu daskararrun kayan zaki, inda ake sanya cakuda kankara da gishiri a kusa da kwandon da ke dauke da cakuda kayan zaki don haifar da yanayi mai sanyi wanda zai ba shi damar daskare. Hakanan za'a iya amfani da cakuda mai daskarewa a gwaje-gwajen kimiyya ko wasu aikace-aikace inda ake buƙatar ƙarancin zafi.