icosaedrum

Noun

 * 1) * 1662, Henry More, An Antidote Against Atheism, Book II, A Collection of Several Philosophical Writings of Dr. Henry More, p. 54:
 * "... for example, a rightly-cut Tetraedrum, Cube or Icosaedrum have no more pulchritude in them, then any rude broken stone lying in the field or high-ways ..."
 * "... for example, a rightly-cut Tetraedrum, Cube or Icosaedrum have no more pulchritude in them, then any rude broken stone lying in the field or high-ways ..."