Adjective
Having twenty equal sides or faces.
Source: Webster's dictionaryAn icosahedral structure can be regarded as being constructed from 12 pentamers. Source: Internet
Around this time, intense theoretical group theory activity also predicted that C 60 should have only four IR-active vibrational bands, on account of its icosahedral symmetry. Source: Internet
However, multiple boron atoms reacting with each other have a tendency to form novel dodecahedral (12-sided) and icosahedral (20-sided) structures composed completely of boron atoms, or with varying numbers of carbon heteroatoms. Source: Internet
A protein common to the families Bicaudaviridae, Lipotrixviridae and Rudiviridae and the unclassified virus Sulfolobus turreted icosahedral virus is known suggesting a common origin. Source: Internet
Capsid proteins of most icosahedral ssRNA and ssDNA viruses display the same structural fold, the eight-stranded beta-barrel, also known as the jelly-roll fold. Source: Internet
Instead it has a number of complicated structures in which icosahedral B 12 clusters dominate. Source: Internet