gyrobifastigium

词形变化

gyrobifastigia 复数 gyrobifastigia gyrobifastigiums gyrobifastigiums 复数

释义与例句

n.
  1. 1.

    A polyhedral solid formed by joining two face-regular triangular prisms along corresponding square faces, giving a quarter-turn to one prism. It is noted for being one of the few regular polyhedra that packs in three dimensions.

词源

From gyro- + bi- + fastigium.

来源：wiktionary