zon·al /ˈzonḷ/
 (a.)帶狀的,帶子的,劃成地帶的,分區的


 zon·al /ˈzonḷ/ 形容詞
 帶的,區的,成帶的,帶狀的


 zonal
 區域


 Zon·al a.  Of or pertaining to a zone; having the form of a zone or zones.
 Zonal equation Crystallog., the mathematical relation which belongs to all the planes of a zone, and expresses their common position with reference to the axes.
 Zonal structure Crystallog., a structure characterized by the arrangements of color, inclusions, etc., of a crystal in parallel or concentric layers, which usually follow the outline of the crystal, and mark the changes that have taken place during its growth.
 Zonal symmetry. Biol. See the Note under Symmetry.

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 zonal
      adj 1: relating to or of the nature of a zone; "the zonal frontier"
             [syn: zonary]
      2: associated with or divided into zones; "a zonal pattern of
         cell structure"; "zonal division" [ant: azonal]