Definition
: an arrangement of five things in a square or rectangle with one at each corner and one in the middle
Examples
The sculptures in the square were arranged in a quincunx with the outer ones marking the perimeter and the middle one serving as the centerpiece.
"The towers of Angkor Wat—shaped in a quincunx, five points in a cross—were named after Mount Meru, the home of the gods believed in Indian myth to lie at the center of the world." — William Dalrymple, The New York Review of Books, 21 May 2015
