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dux

American  
[duhks, dooks] / dʌks, dʊks /

noun

duces, plural duxes plural
  1. British. the pupil who is academically first in a class or school.

  2. (in the later Roman Empire) a military chief commanding the troops in a frontier province.


dux British  
/ dʌks /

noun

  1. (in Scottish and certain other schools) the top pupil in a class or school

"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

Etymology

Origin of dux

1800–10; < Latin: literally, leader, noun derivative from base of dūcere to lead

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"This is the first record of a giant squid detected off Western Australia's coast using eDNA protocols and the northernmost record of A. dux in the eastern Indian Ocean," Dr. Kirkendale said.

From Science Daily • May 14, 2026

She didn’t fully trust that they had “captured” a giant until Steve O’Shea, a marine biologist from New Zealand, and Kubodera confirmed it was, in fact, the elusive Architeuthis dux.

From Slate • Jan. 25, 2013

Robert Benz, who was fishing with friends, says they spotted the giant squid, Architeuthis dux, about 11 a.m.

From US News • Jul. 12, 2011

Et tunc dux Fridericus vehementer iratus erat Ciconiae: ac nisi a nobis tectus esset, fuisset de homine furioso et perdite malo sumtum supplicium.

From The History of Freedom by Acton, John Emerich Edward Dalberg Acton, Baron

In his verses Ross announces that Alexander was not less fortunate in his poet than the Greek chieftain in Homer:— "Si felix præcone fuit dux Græcus Homero, Felix nonne tuo est carmine dux Macedo?"

From The Atlantic Monthly, Volume 16, No. 98, December, 1865 by Various

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