[ ok-tad ]
/ ˈɒk tæd /
a group or series of eight.
Chemistry. an element, atom, or group having a valence of eight.
DISCOVER THE INFLUENCE OF PORTUGUESE ON ENGLISH VIA THIS QUIZ!
We’ve gathered some interesting words donated to English from Portuguese … as well as some that just don’t translate at all. Do you know what they mean?
Question 1 of 11
Which of the following animal names traces its immediate origin to Portuguese?
Origin of octad
OTHER WORDS FROM octadoc·tad·ic, adjective
Words nearby octad
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for octad
/ (ˈɒktæd) /
a group or series of eight
chem an element or group with a valency of eight
Derived forms of octadoctadic, adjective
Word Origin for octad
C19: from Greek oktās, from oktō 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