quincunx

[ kwing-kuhngks, kwin- ]
/ ˈkwɪŋ kʌŋks, ˈkwɪn- /

noun

an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
Botany. an overlapping arrangement of five petals or leaves, in which two are interior, two are exterior, and one is partly interior and partly exterior.

Origin of quincunx

1640–50; < Latin: five twelfths (quinc-, variant of quīnque- quinque- + uncia twelfth; see ounce1); originally a Roman coin worth five twelfths of an as and marked with a quincunx of spots
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Examples from the Web for quincunx

British Dictionary definitions for quincunx

quincunx

/ (ˈkwɪnkʌŋks) /

noun

a group of five objects arranged in the shape of a rectangle with one at each of the four corners and the fifth in the centre
botany a quincuncial arrangement of sepals or petals in the bud
astrology an aspect of 150° between two planets

Word Origin for quincunx

C17: from Latin: five twelfths, from quinque five + uncia twelfth; in ancient Rome, this was a coin worth five twelfths of an as ² and marked with five spots
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012