Eight-sided
81octahedron — /ok teuh hee dreuhn/, n., pl. octahedrons, octahedra / dreuh/. a solid figure having eight faces. [1560 70; < Gk oktáedron eight sided (neut. of oktáedros), equiv. to okta OCTA + edron HEDRON] * * * …
82David Garland Rose House — U.S. National Register of Historic Places …
83De Bente, Dalen — De Bente De Bente, February 2008 Origin Mill name De Bente Mill location D …
84De Berk, Barger-Compascuum — De Berk Origin Mill name De Berk Mill location Berkenrode 4, 7884 TR, Ba …
85North Hempstead Town Hall — U.S. National Register of Historic Places …
86JOHN O' GROAT'S HOUSE — on the Caithness coast, 1¾ m. W. of Duncansby Head, marks the northern limit of the Scottish mainland; the house was said to be erected, eight sided, with a door at each side and an octagonal table within, to compromise the question of… …
87octahedron — (n.) 1560s, from Gk. oktahedron, neut. of oktahedros eight sided, from okta eight (see OCTA (Cf. octa )) + hedra seat (see SEDENTARY (Cf. sedentary)). Related: Octahedral …
88octagonal — a. Eight sided, eight angled …
89octahedron — oc•ta•he•dron [[t]ˌɒk təˈhi drən[/t]] n. pl. drons, dra ( drə). math. a solid figure having eight faces • Etymology: 1560–70; < Gk oktáedron eight sided =okta octa + edron hedron oc ta•he′dral, adj …
90Zirconoid — ir con*oid, n. [Zircon + oid.] (Crystallog.) A double eight sided pyramid, a form common with tetragonal crystals; so called because this form often occurs in crystals of zircon. [1913 Webster] …