Definition of Octagonal

1. Adjective. Of or relating to or shaped like an octagon.

Exact synonyms: Octangular
Partainyms: Octagon, Octagon

Definition of Octagonal

1. a. Having eight sides and eight angles.

Definition of Octagonal

1. Adjective. (geometry) Shaped like an octagon, in having eight sides and eight angles. ¹

¹ Source: wiktionary.com

Definition of Octagonal

1. [adj]

Lexicographical Neighbors of Octagonal

octadecyl
octadecyls
octadic
octadiene
octadienes
octads
octaedral
octaedron
octaemeron
octaeterides
octaeteris
octaethyleneglycol
octagenarian
octagenarians
octagon
octagonal (current term)
octagonally
octagons
octagynous
octahedra
octahedral
octahedrality
octahedrally
octahedrite
octahedron
octahedrons
octahydrate
octahydrates
octahydroxyanthraquinone
octakis-

Literary usage of Octagonal

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Catholic Encyclopedia: An International Work of Reference on the by Charles George Herbermann, Edward Aloysius Pace, Condé Bénoist Pallen, Thomas Joseph Shahan, John Joseph Wynne (1913)
"The spires, as already said, are octagonal in shape; a gallery runs around the eight sides near the top, upon which rest the graceful points of the conical ..."

2. The American Vignola by William Robert Ware (1906)
"Both Groined and Cloistered Vaults may be erected upon an octagonal plan (see Fig. 24). ... These octagonal vaults are often called octagonal Domes, ..."

3. A Treatise on Design and Construction of Roofs by Nathan Clifford Ricker (1912)
"octagonal HIP ROOF WITH LANTERN 266. Description.—This roof has the form of an octagonal pyramid over an octagonal room, and it has an octagonal lantern at ..."

4. Farm Buildings: A Compilation of Plans for General Farm Barns, Cattle Barns by Sanders Publishing Co. (Chicago, Sanders Publishing Co. (Chicago) (1911)
"AN octagonal CATTLE BARN. An octagonal barn that will accommodate about 50 ... The octagonal form has always seemed open to the objection of being hard to ..."

5. A Treatise on Concrete, Plain and Reinforced: Materials, Construction, and by Frederick Winslow Taylor, Sanford Eleazer Thompson, René Feret, William Barnard Fuller, Frank Pape McKibben, Spencer Baird Newberry (1916)
"TESTS OF octagonal CANTILEVER FLAT SLABS An interesting test of cantilever ... Eight specimen slabs were made: octagonal in shape, 6 feet 6 inches in small ..."

6. Carpentry by Ira Samuel Griffith (1916)
"of determining the numbers to use on the square to lay out the plumb and seat cuts, etc., will be found developed herein for both square and octagonal roof. ..."

7. A Dictionary of Christian Antiquities: Comprising the History, Institutions by William Smith, Samuel Cheetham (1880)
"Mr. Fortnum has other bronze octagonal flat-banded rings (Nos. ... in Lusitania, in th« cabinet of the king of Portugal, of octagonal form, has on seven of ..."

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