Patera

noun

Definitions

Noun
  1. 1
    A broad, shallow dish used for drinking, primarily in ritual contexts such as libations.
  2. 2
    A circular ornament, resembling a dish, often worked in relief on friezes etc.
  3. 3
    The caldera or crater (dish-shaped depression) atop a volcano, especially an extraterrestrial one; also used in the names of extraterrestrial volcanoes which have such a caldera.

    "What caused the transitions from explosive to effusive volcanism in the Circum-Hellas Volcanic Province generally and during the eruptive lifetimes of individual highland patera volcanoes?"

Etymology

From Latin patera.

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