Definition of shield volcano in English:

shield volcano


  • A broad domed volcano with gently sloping sides, characteristic of the eruption of fluid, basaltic lava.

    • ‘Using the radiometric ages of the central islands, we have identified a progression of the volcanic quiescence, from Gran Canaria to the central shield volcano of Tenerife and La Gomera.’
    • ‘Debris flow deposits, formerly called ‘polygenic breccias’, are found intercalated between the submarine shield volcano and the horizontal lava flows.’
    • ‘Mayor Island is a shield volcano with a caldera in the western part of the Bay of Plenty, off the east coast of New Zealand.’
    • ‘When gas from the magma chamber has been exhausted, the lava erupts more quietly to form a broader and lower edifice, a shield volcano.’
    • ‘The eastward dip of the northern part of the shield volcano suggests that the island formerly extended to the north.’