chi

n. a dry red Italian table wine from the Chianti region of Tuscany. [ WordNet 1.5 ]

{ ‖‖ } n. [ It., clear dark. ] (a) The arrangement of light and dark parts in a work of art, such as a drawing or painting, whether in monochrome or in color. (b) The art or practice of so arranging the light and dark parts as to produce a harmonious effect. Cf. Clair-obscur. [ 1913 Webster ]

n. A painter who cares for and studies light and shade rather than color. [ 1913 Webster ]

{ ‖ } n. [ NL. chiasma, fr. Gr. chi`asma two lines placed crosswise, fr. &unr_; to mark with a χ. ] (Anat.) A commissure; an intersection or crossing of two tracts; especially, the optic commissure, or crucial union of the optic nerves. -- Chi*as"mal a.. [1913 Webster]

adj. of or pertaining to a chiasma. [ WordNet 1.5 ]

‖n. [ NL., fr. Gr. chiasmo`s a placing crosswise, fr. chia`zein. See Chiasm. ] (Rhet.) An inversion of the order of words or phrases, when repeated or subsequently referred to in a sentence; thus, [ 1913 Webster ]

If e'er to bless thy sons
My voice or hands deny,
These hands let useful skill forsake,
This voice in silence die. Dwight. [ 1913 Webster ]

n. [ Gr. chiasto`s marked with a χ + -lite. See Chiasm. So called from the resemblance of the cross cuts of its crystals to the Greek letter χ. ] (Min.) A variety of andalusite; -- called also macle. The tessellated appearance of a cross section is due to the symmetrical arrangement of impurities in the crystal. [ 1913 Webster ]

n. (Bot.) See Cibol. [ 1913 Webster ]