A caldera is a cauldron-lik volcanic featur uisually furmed bi the collapse o land follaein a volcanic eruption. Thay are sometimes confused wi volcanic craters. The wird comes frae Spaingie caldera, an this frae Laitin CALDARIA, meanin "cuikin pot". In some texts the Inglis term cauldron is an aa uised.

Example o the formation o a caldera, the picturs shaw Munt Mazama's eruption timeline

In 1815, the German geologist Leopold von Buch veesitit the Las CaƱadas caldera o Teide on Tenerife, an the Caldera de Taburiente on La Palma, baith in the Canary Islands. When he published his memoirs he introduced the term caldera intae the geological vocabulary.