Definition of Octad

1. Noun. The cardinal number that is the sum of seven and one.

Exact synonyms: 8, Eight, Eighter, Eighter From Decatur, Octet, Octonary, Ogdoad, Viii
Generic synonyms: Digit, Figure

Definition of Octad

1. n. An atom or radical which has a valence of eight, or is octavalent.

Definition of Octad

1. Noun. a group of eight things ¹

¹ Source: wiktionary.com

Definition of Octad

1. a group of eight [n -S] : OCTADIC [adj]

Medical Definition of Octad

1. An atom or radical which has a valence of eight, or is octavalent. Origin: Gr, the number eight. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Octad

octa-
octabasic
octabromide
octabromodiphenyl ether
octachlorobiphenyl
octachlorobiphenyls
octachord
octachords
octacoordinated
octacosane
octacosanes
octacosanoic
octacosanoic acid
octacosanol
octacosanols
octad (current term)
octadecadienoic
octadecadienoic acid
octadecadienoyl
octadecamer
octadecameric
octadecamers
octadecane
octadecanes
octadecanoic
octadecanoic acid
octadecanoyl
octadecatetraenoic
octadecatetraenoic acid
octadecatrienoic

Literary usage of Octad

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

1. Kummer's Quartic Surface by Ronald William Henry Turnbull Hudson, Henry Frederick Baker (1905)
"The four odd pairs form an odd octad and the four even pairs form an even ... An octad is represented in the diagram by two rows, or two columns, ..."

2. The Works of Archimedes by Archimedes (1897)
"octad*. Consider the series of terms in continued proportion of which the first is 1 and the second 10 [ie the geometrical progression 1, 10,, 10', 102, . ..."

Other Resources:

Search for Octad on Dictionary.com!Search for Octad on Thesaurus.com!Search for Octad on Google!Search for Octad on Wikipedia!

Search