patera

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patera

(pat -ĕ-ră) (plural: paterae) An irregular saucerlike volcanic structure with scalloped edges. The word is used in the approved name of such a surface feature on a planet or satellite.

Patera

A representation of a flat round or oval disk found in friezes.

patera

[pə′ter·ə]
(astronomy)
A shallow crater with complex scalloped edges, which occurs on Mars but has not been observed on any other planet.

patera

architectural paterae
A roundel, often decorated with leaves, petals, or the like; sometimes used as a decorative element, such as on a corner block. Also See rosette.
References in periodicals archive ?
The mapping identified 425 paterae, or individual volcanic centres.
Interestingly, although Io is so volcanically active, more than 25 times more volcanically active than Earth, most of the long-term surface changes resulting from volcanism are restricted to less than 15 percent of the surface, mostly in the form of changes in lava flow fields or within paterae.
A six-drawer dresser with antique bronze hardware has classical features such as reeded attic and apron and paterae on the base corners, yet conveys a contemporary mood.