Definitions
from The Century Dictionary.
- In geometry, pertaining to a tetragon; having four angles or sides.
- In botany and zoology, four-angled; having four longitudinal angles.
- Square; quartile.
from the GNU version of the Collaborative International Dictionary of English.
- adjective (Geom.) Of or pertaining to a tetragon; having four angles or sides; thus, the square, the parallelogram, the rhombus, and the trapezium are
tetragonal fingers. - adjective (Bot.) Having four prominent longitudinal angles.
- adjective (Crystallog.) Designating, or belonging to, a certain system of crystallization; dimetric. See Tetragonal system, under
Crystallization .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Having
four sides (as atetragon );quadrilateral . - adjective crystallography Having two
equal axes and oneunequal , and all angles 90°.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective of or relating to or shaped like a quadrilateral
Etymologies
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Examples
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Such an organism would draw not a triangle-based color-wheel but a tetragonal color-sphere.
The Color Wheel, Part 2 James Gurney 2010
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Rutile is made up mostly of titanium dioxide with two rarer polymorphs anatase or octahedrite, which is a tetragonal mineral of pseudo-octahedral habit, and brookite, which is an orthorhombic mineral, the Doctor explained to her.
Update amberfocus 2008
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One of the most arresting pictures is Karl Benjamin's 1957 oil-on-linen "Small Planes: White, Blue, and Pink," whose multiple tetragonal shapes look like boxes that have been mounted, or spread, but simultaneously seem to float weightlessly on the picture plane.
What Postwar California Gave to Art, Design and Culture 2009
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The latter four minerals are polymorphs of quartz, meaning that they have the same chemical composition (silica), but different crystalline forms (tetragonal or monoclinic).
Quartz 2008
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That means we came painfully close to possibly discovering the biggest Indiana Jones And The Kingdom Of The Crystal Skull spoiler of them all – whether the crystal skull is made of tetragonal ionic crystal or orthorhombic covalent crystal.
New Indiana Jones Trailer Means It’s Either Good, Bad, Or Neither 2007
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In the fourth house I find Jupiter in a decadence, as also in a tetragonal aspect to Saturn, associated with Mercury.
Five books of the lives, heroic deeds and sayings of Gargantua and his son Pantagruel 2002
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In the fourth house I find Jupiter in a decadence, as also in a tetragonal aspect to Saturn, associated with Mercury.
Five books of the lives, heroic deeds and sayings of Gargantua and his son Pantagruel 2002
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Having determined the identity in chemical composition of the crystals, it was thought that there might be a difference of form of the crystals in the various plants, from the fact that calcium oxalate crystallizes both in the tetragonal and the monoclinic systems.
Scientific American Supplement, No. 829, November 21, 1891 Various
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It crystallises in the 3rd (tetragonal) system, with indistinct cleavage.
The Chemistry, Properties and Tests of Precious Stones John Mastin
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Though closely resembling the tetragonal torbernite in form, it crystallizes in the orthorhombic system and is optically biaxial.
Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon" Various
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