quincunx

Definition

An arrangement of five units with four forming the corners of a square and the fifth at the centre of the square, a pattern corresponding to the five-spot on dice, playing cards, or dominoes.

Etymology

Borrowed from Latin quīncunx.

Example Sentences

• "In 1873–74 Sir Francis Galton (Charles Darwin’s cousin) designed an apparatus that he later named the quincunx."