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(), a.[Gr. F. diamtral.] Pertaining to a diameter; diametrical. Diametral curve, Diametral surface (Geom.), any line or surface which bisects a system of parallel chords drawn in a curve or surface. Diametral planes (Crystal.), planes in which two of the axes lie. Diam"etral n.A diameter. [Obs.] Sir T. Browne. スポンサード リンク
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