Prismatic borax
Prismatic Pris*mat"ic, Prismatical Pris*mat"ic*al, a. [Cf. F. prismatique.] 1. Resembling, or pertaining to, a prism; as, a prismatic form or cleavage. [1913 Webster]

2. Separated or distributed by a prism; formed by a prism; as, prismatic colors. [1913 Webster]

3. (Crystallog.) Same as {Orthorhombic}. [1913 Webster]

{Prismatic borax} (Chem.), borax crystallized in the form of oblique prisms, with ten molecules of water; -- distinguished from octahedral borax.

{Prismatic colors} (Opt.), the seven colors into which light is resolved when passed through a prism; primary colors. See {Primary colors}, under {Color}.

{Prismatic compass} (Surv.), a compass having a prism for viewing a distant object and the compass card at the same time.

{Prismatic spectrum} (Opt.), the spectrum produced by the passage of light through a prism. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Prismatic — Pris*mat ic, Prismatical Pris*mat ic*al, a. [Cf. F. prismatique.] 1. Resembling, or pertaining to, a prism; as, a prismatic form or cleavage. [1913 Webster] 2. Separated or distributed by a prism; formed by a prism; as, prismatic colors. [1913… …   The Collaborative International Dictionary of English

  • Prismatic colors — Prismatic Pris*mat ic, Prismatical Pris*mat ic*al, a. [Cf. F. prismatique.] 1. Resembling, or pertaining to, a prism; as, a prismatic form or cleavage. [1913 Webster] 2. Separated or distributed by a prism; formed by a prism; as, prismatic colors …   The Collaborative International Dictionary of English

  • Prismatic compass — Prismatic Pris*mat ic, Prismatical Pris*mat ic*al, a. [Cf. F. prismatique.] 1. Resembling, or pertaining to, a prism; as, a prismatic form or cleavage. [1913 Webster] 2. Separated or distributed by a prism; formed by a prism; as, prismatic colors …   The Collaborative International Dictionary of English

  • Prismatic spectrum — Prismatic Pris*mat ic, Prismatical Pris*mat ic*al, a. [Cf. F. prismatique.] 1. Resembling, or pertaining to, a prism; as, a prismatic form or cleavage. [1913 Webster] 2. Separated or distributed by a prism; formed by a prism; as, prismatic colors …   The Collaborative International Dictionary of English

  • Octahedral borax — Octahedral Oc ta*he dral, a. [See {Octahedron}.] Having eight faces or sides; of, pertaining to, or formed in, octahedrons; as, octahedral cleavage; an octahedral crystal. [1913 Webster] {Octahedral borax} (Chem.), borax obtained from a saturated …   The Collaborative International Dictionary of English

  • Prismatical — Prismatic Pris*mat ic, Prismatical Pris*mat ic*al, a. [Cf. F. prismatique.] 1. Resembling, or pertaining to, a prism; as, a prismatic form or cleavage. [1913 Webster] 2. Separated or distributed by a prism; formed by a prism; as, prismatic colors …   The Collaborative International Dictionary of English

  • Octahedral — Oc ta*he dral, a. [See {Octahedron}.] Having eight faces or sides; of, pertaining to, or formed in, octahedrons; as, octahedral cleavage; an octahedral crystal. [1913 Webster] {Octahedral borax} (Chem.), borax obtained from a saturated solution… …   The Collaborative International Dictionary of English

  • Octahedral iron ore — Octahedral Oc ta*he dral, a. [See {Octahedron}.] Having eight faces or sides; of, pertaining to, or formed in, octahedrons; as, octahedral cleavage; an octahedral crystal. [1913 Webster] {Octahedral borax} (Chem.), borax obtained from a saturated …   The Collaborative International Dictionary of English

  • Borate minerals — ▪ Table Borate minerals name colour lustre Mohs hardness specific gravity boracite colourless or white vitreous 7–7½ 2.9–3.0 borax colourless to white; grayish, bluish, greenish vitreous to resinous 2–2½ 1.7 colemanite colourless; white,… …   Universalium

  • Nuclear meltdown — Three of the reactors at Fukushima I overheated, causing core meltdowns. This was compounded by hydrogen gas explosions and the venting of contaminated steam which released large amounts of radioactive material into the air.[1] …   Wikipedia

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