Result from Foreign Dictionaries (2 entries found)
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Zonal \Zon"al\, a. [L. zonalis.]
Of or pertaining to a zone; having the form of a zone or
zones.
[1913 Webster]
{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}.
[1913 Webster]
From WordNet (r) 3.0 (2006) [wn]:
zonal
adj 1: relating to or of the nature of a zone; "the zonal
frontier" [syn: {zonal}, {zonary}]
2: associated with or divided into zones; "a zonal pattern of
cell structure"; "zonal division" [ant: {azonal}]
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เช่น Secretary of State=รัฐมนตรีต่างประเทศของสหรัฐฯ (ในภาพตัวอย่าง),
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