OCTAD

eight, VIII, eighter, eighter from Decatur, octad, ogdoad, octonary, octet

(noun) the cardinal number that is the sum of seven and one

Source: WordNet® 3.1


Etymology

Noun

octad (plural octads)

A group of eight things.

Synonym: octonary

(historical) hundred million = myriad myriad; 100,000,000 = 108 [from 16th c.]

Coordinate terms

• monad · duad, dyad · triad · tetrad · pentad · hexad · heptad · octad · ennead, nonad · decad, decade · hendecad · dodecad, duodecade

Source: Wiktionary


Oc"tad, n. Etym: [Gr. (Chem.)

Definition: An atom or radical which has a valence of eight, or is octavalent.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

22 January 2025

MEGALITH

(noun) memorial consisting of a very large stone forming part of a prehistoric structure (especially in western Europe)


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Coffee Trivia

Decaffeinated coffee is not caffeine-free. Studies from the National Institute of Health (US) have shown that virtually all decaf coffee types contain caffeine. A 236-ml (8-oz) cup of decaf coffee contains up to 7 mg of caffeine, whereas a regular cup provided 70-140 mg.

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