sextile in English dictionary sextile Meanings and definitions of "sextile" (astronomy) Of or noting the aspect or position of any two celestial bodies separated by 60°. A 1/6th piece segment. (astronomy) A sextile aspect or position. (statistics) The specific term used for a quantile of six equal proportions. adjective (astronomy, astrology) Of or denoting the aspect or position of any two celestial bodies separated by 60°. noun (statistics) The specific term used for a quantile of six equal proportions; any of the subsets thus obtained. noun A segment that is a sixth of the whole. noun (astronomy, astrology) A sextile aspect or position. more Grammar and declension of sextile sextile ( not comparable) sextile ( plural sextiles) sextile (not comparable) sextile (plural sextiles) more Sample sentences with "sextile" Declension Stem Try again Available translations Finnish German Persian Turkish Authors