Definition of hexadecile:
(n) :
(statistics) Any of the quantiles which divide an ordered sample population into sixteen equally numerous subsets; a subset thus obtained.
(adj) :
(statistics) Of or relating to a hexadecile.
(n) :
(astrology, obsolete) The aspect or position of any two celestial bodies separated by 22.5° (that is, 360° divided by 16) as they appear to an observer on earth.
(adj) :
(astrology, obsolete) Of or denoting a hexadecile aspect.