Definition of octet in English:

octet

Syllabification: oc·tet
Pronunciation: /äkˈtet
 
/
(also octette)

noun

1A group of eight people or things, in particular.
More example sentences
  • The first couple octets are the manufacturer, the middle are the device, and the final are like serial numbers.
  • Gaurav is an active member in the comedy octet, The Other Guys.
  • I could only hope the squabbling octet did not end up at the same resort.
1.1A group of eight musicians.
More example sentences
  • Jamil Sheriff is the pianist with Joel's band and he will be taking his own octet to Leeds College of Music on Wednesday.
  • John of Gaunt entered five groups in this year's regional festival including its wind band, low brass ensemble and trombone octet.
  • The octet will go on to perform the Dvorak anniversary concert at Castle Howard on Tuesday.
1.2A musical composition for eight voices or instruments.
More example sentences
  • In my continuing education I learned that Mendelssohn orchestrated the scherzo of his octet.
  • Arriaga was second fiddle in a string quartet at nine years of age, and two years later wrote an octet.
  • Burney recorded that his instrumental works - symphonies, concertos, octets, quartets, and trios - were as popular as his vocal music.
1.3The first eight lines of a sonnet.
More example sentences
  • In the first huitain (an octet that rhymes ababbcbc) de Pisan declares her personal voice as the narrator.
  • Here is the octet as it is called, the first eight lines of the sonnet.
1.4 Chemistry A stable group of eight electrons occupying a single shell in an atom.
More example sentences
  • The octet rule is followed in so many compounds it is a useful guide.
  • An atom will bond with another in order to satisfy the octet rule.
  • The noble gas atoms have a complete octet of electrons in the outermost shell.

Origin

mid 19th century: from Italian ottetto or German Oktett, on the pattern of duet and quartet.

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