Ma'anar ƙamus na kalmar "dripstone" wani nau'i ne na ma'adinan ma'adinai, yawanci dutsen farar ƙasa ko calcite, wanda ke samuwa ta hanyar digowar ruwa mai dauke da narkar da ma'adanai, wanda sau da yawa yakan ɗauki siffar stalactite ko stalagmite a cikin kogo ko sauran tsarin karkashin kasa. Har ila yau, a wasu lokuta ana amfani da kalmar don yin amfani da kayan ado ko kayan ado na irin waɗannan siffofi a cikin gine-gine ko zane.