How Do You Spell TETRAHEDRAL?

Pronunciation: [tˌɛtɹɐhˈiːdɹə͡l] (IPA)

The word tetrahedral is spelled with a "t" at the beginning, followed by "e" pronounced /ɛ/, then "t" /t/, "r" /r/, "a" /ə/, "h" /h/, "e" /ɛ/, and "d" /d/. The stress is on the second syllable (/tɛtrəˈhiːdrəl/). Tetrahedral refers to the geometric shape of a pyramid-like structure with four triangular faces. Although its spelling can seem intimidating due to its length and complexity, a clear understanding of the IPA phonetic transcription can make it easier to grasp its pronunciation.

TETRAHEDRAL Meaning and Definition

  1. Tetrahedral is an adjective that describes a geometric shape or structure resembling a tetrahedron. A tetrahedron is a four-faced polyhedron, also known as a triangular pyramid, that consists of four equilateral triangular faces, six edges, and four vertices or corners.

    When referring to a molecule or chemical compound, tetrahedral describes the spatial arrangement of atoms around a central atom, forming a symmetrical 3D structure. In a tetrahedral molecule, the central atom is bonded to four other atoms or groups, which are positioned at the corners of a regular tetrahedron. This arrangement is a result of sp3 hybridization, which allows for maximum electron distribution and stability. Tetrahedral molecules are commonly found in organic chemistry, with examples including methane (CH4) and carbon tetrafluoride (CF4).

    Furthermore, tetrahedral can also describe the arrangement of atoms in a crystal lattice. Many crystalline structures, such as diamonds, silicon, and quartz, have a tetrahedral arrangement where each atom is surrounded by four neighboring atoms, forming a repeating three-dimensional pattern. The tetrahedral symmetry in crystal lattices is essential in determining the physical and chemical properties of minerals and compounds.

    Overall, tetrahedral refers to a geometric shape, molecular arrangement, or crystal structure that exhibits symmetrical properties and consists of four equilateral triangular faces, whether in a polyhedron, molecule, or crystal lattice.

  2. Bounded by four equilateral and equal triangles.

    Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.

Common Misspellings for TETRAHEDRAL

Etymology of TETRAHEDRAL

The word "tetrahedral" is derived from the combination of two terms: "tetra" and "hedral".

1. "Tetra" comes from the Greek word "tétras" (τέτρας), meaning "four". It indicates the number four or the concept of having four components.

2. "Hedral" is derived from the Greek word "hedra" (ἕδρα), meaning "seat" or "base". In the context of geometry, it refers to a plane surface or a face of a three-dimensional solid shape.

When these two terms are combined, "tetrahedral" describes a three-dimensional shape or structure with four plane faces.

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