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An arrangement of five objects or marks with one at each corner of a rectangle or square and one at the center.

[Latin quīncūnx, quīncūnc-, five twelfths : quīnque, five; see penkwe in Indo-European roots + ūncia, twelfth part of a unit; see ounce1.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. 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
2. (Botany) botany a quincuncial arrangement of sepals or petals in the bud
3. (Astrology) astrology an aspect of 150° between two planets
[C17: from Latin: five twelfths, from quinque five + uncia twelfth; in ancient Rome, this was a coin worth five twelfths of an as2 and marked with five spots]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈkwɪŋ kʌŋks, ˈkwɪn-)

an arrangement of five objects in a square or rectangle, one at each corner and one in the middle.
[1640–50; < Latin: five twelfths =quinc-, variant of quīnque- quinque- + -unx, s. -unc- comb. form of uncia twelfth (see ounce1); orig. a Roman coin worth five twelfths of an as and marked with a quincunx of spots]
quin•cun′cial (-ʃəl) adj.
quin•cun′cial•ly, adv.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in classic literature ?
He is like a quincunx of trees, which counts five,--east, west, north, or south; or an initial, medial, and terminal acrostic.
(17.) Quincunx is a geometrical pattern often used traditionally for the aesthetic and utilitarian arrangement of trees as in an orchard.
In each area, 50 boxes were installed--in groups of five arranged as a quincunx, with side lengths of around 15 m (adjusted in line with actual conditions in the field).
Sweet's ears...how cruel to make you love one thing twelve times and then change to something else and make you love that and then change to something else and make you love that too and then make the thing you loved new and not tell you and then you love that too and then change to something you had forgotten and make you love that too and then change to something you know and loved then and love now and make you think you don't know it at all....[S]he thought that the twelve pitches arranged in a row and then repeated over and over again and then changed unexpectedly might be as beautiful as trees arranged in rows of five diagonally placed and evenly spaced and therefore called a quincunx...(Kincaid, 2013, pp.
A series of Styrofoam floats (10 cm diameter x 7.6 cm wide) arrayed in a quincunx pattern were affixed to the underside of each net to prevent netting from interfering with clam feeding during tidal inundation.
We collected soil samples from 5 points in a quincunx pattern' composited them' and repeatedly split each composite by quartering until a sample weight of approximately 1 kg was achieved.
Also, my Mars is"quincunx to natal Sun," so I should"excavate and examine the person you really are" and also"take a break from social media if you can." It was good advice.
When excavating the 4th layer of the tunnel section between stakes K1 + 230 and K1 + 270 in the #3 diversion tunnel, a large-scale collapse with an amount of 3500 [m.sup.3] (Figure 6) occurred because the construction of systematic bolts (6 m and 9 m fully grouted bolts arranged in quincunx with a row spacing of 1.25 m and a column spacing of 1.25 m) was delayed by 35 days due to construction organization.
Decision on the design of planting: square, rectangular, quincunx, hexagonal or contour, 5.