Icosahedrons | definition of icosahedrons by Medical dictionary
icosahedron (redirected from icosahedrons)
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icosahedron (ī-kō″să-hē′drŏn, kŏs″) [Gr. eikosaedron]
A nearly spherical structure made of 20 identical subunits linked at 12 symmetrical corners. Each subunit is an equilateral triangle. Several viruses, including the human immunodeficiency virus (HIV), are icosahedral.
icosahedron 20-facteted sphere, e.g. verruca virus
References in periodicals archive
Analogically, examine the relationship between the number of faces and vertices of a regular dodecahedron and a regular icosahedron
Many display the 20 triangular faces of an icosahedron
of platonic solids: dodecahedrons and icosahedrons
that have epitomized human conception on an abstract plane since the first millennium BCE.