patera

Noun

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

Etymology
From.

Noun

 * 1) A broad, flat dish, saucer, bowl, or vessel, used especially for libations during a religious rite or sacrifice

Etymology
From.

Noun

 * 1) leaf part of a plant

Etymology
.

Noun

 * 1) stemmed plate
 * 1) stemmed plate

Noun

 * 1) small boat or dinghy