tet·ra·gon

(tĕt′rə-gŏn′)

A polygon with four sides and four angles; a quadrilateral.

[Late Latin tetragōnum, from Greek tetragōnon, square, from neuter of Greek tetragōnos, having four angles : tetra-, tetra- + -gōnos, angled; see -gon.]

te·trag′o·nal (tĕ-trăg′ə-nəl) adj.

te·trag′o·nal·ly adv.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

tetragonal

(tɛˈtræɡənəl)

adj

1. (Chemistry) crystallog Also: dimetric relating or belonging to the crystal system characterized by three mutually perpendicular axes of which only two are equal

2. (Mathematics) of, relating to, or shaped like a quadrilateral

teˈtragonally adv

teˈtragonalness n

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

te·trag·o·nal

(tĕ-trăg′ə-nəl)

Relating to a crystal having three axes, two of which are of the same length and are at right angles to each other. The third axis is perpendicular to these. The mineral zircon has tetragonal crystals. See more at crystal.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Adj.

tetragonal - of or relating to or shaped like a quadrilateral

Translations

quadratique

tetragonale

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References in periodicals archive

Zeolites are micro porous crystalline solid structures made of aluminum, silicon and oxygen that form a tetragonal framework with cavities wherein cations such as water, sulfur and other small molecules may reside.

Zeolite for Detergents Market Share, Growth Analysis and Trends Forecasted during 2018 -- 2028

Summary: Zeolites are micro porous crystalline solid structures made of aluminum, silicon and oxygen that form a tetragonal framework with cavities wherein cations such as water, sulfur and other small molecules may reside.

Zeolite for Detergents Market Share, Growth Analysis and Trends Forecasted during 2018 -- 2028

In this case, two different lattice types can occur: body-centered cubic (BCC) and body-centered tetragonal (BCT).

Nanoscale Sculpturing and Nanocubes

These materials may be cubic, tetragonal or orthorhombic and can be used in ultrasonic transducers for medical and sonar applications, infrared sensors and non-volatile, random-access ferroelectric memory (FRAM) [1-9].

Theoretical Study of the Structural Properties of the Lead Titanate Doped with Strontium

The foramen magnum was studied, and eight varying morphological shapes were identified and reported: egg-shape; heptagonal shape; hexagonal shape; irregular; oval shape; pentagonal shape; round shape; and tetragonal shape.

The Morphometry and Morphology of the Foramen Magnum In Age And Sex Determination Within The South African Black Population Utilizing Computer Tomography (CT) Scans/ Morfometria y Morfologia del Foramen Magnum en la determinacion de edad y Sexo Dentro de la Poblacion Negra Sudafricana Mediante Tomografia Computarizada (TC)

Suitable calcination temperature can improve the conversion of crystal types, which include tetragonal phase and monoclinic phase.

Preparation of Metal Oxide-Doped Solid Superacid Catalyst and its Catalytic Performance

Zirconium oxide (Zr[O.sub.2]) can be found in 3 different phases including monoclinic, tetragonal and cubic.

Fracture Resistance of Porcelain Laminate Veneers

Zirconia exists in 3 crystallographic forms: a monoclinic phase (m), which is stable between room temperature and 1170[degrees]C, a tetragonal phase (t), which is stable between 1170[degrees]C and 2370[degrees]C, and a cubic phase (c), which is stable over 2370[degrees]C [2].

Effect of Different Coloring Procedures on the Aging Behavior of Dental Monolithic Zirconia

XRD data shows that synthesized powders are comprised of tetragonal CIS materials (JCPDS card number 040-1487).

Synthesis of CIS (CuIn[Se.sub.2]) Based Materials for Solar Applications

Extensive vascular ectasia with numerous thrombosed capillaries was seen (Figure 3) along with numerous sickled and tetragonal erythrocytes (Figure 4).

Massive Ovarian Edema in a Girl with Hemoglobin SC Disease