zonal : Idioms & Phrases
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.
Webster 1913
zonal pelargonium
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noun an upright geranium having scalloped leaves with a broad color zone inside the margin and white or pink or red flowers
bedding geranium; Pelargonium hortorum; fish geranium.
WordNet
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.
Webster 1913
Zonal symmetry
- .
(Biol.) See the Note underSymmetry .
