˜yÐÄvlog

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View synonyms for

octad

[ ok-tad ]

noun

  1. a group or series of eight.
  2. Chemistry. an element, atom, or group having a valence of eight.


octad

/ ˈɒ°ì³Ùæ»å /

noun

  1. a group or series of eight
  2. chem an element or group with a valency of eight
“Collins English Dictionary — Complete & Unabridged†2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Derived Forms

  • ´Ç³¦Ëˆ³Ù²¹»å¾±³¦, adjective
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Other ˜yÐÄvlog Forms

  • ´Ç³¦Â·³Ù²¹»åi³¦ adjective
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˜yÐÄvlog History and Origins

Origin of octad1

1835–45; < Greek oktad- (stem of ´Ç°ì³Ùá²õ ) group of eight, equivalent to okt- oct- + -ad -ad 1
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˜yÐÄvlog History and Origins

Origin of octad1

C19: from Greek ´Ç°ì³ÙÄå²õ, from ´Ç°ì³ÙÅ eight
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Example Sentences

Examples have not been reviewed.

The number Eight, or the octad, is the first cube, that is to say, squared in all senses, as a die, proceeding from its base two, an even number; so is man four-square, or perfect.

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