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Of equal age, duration, or period; coeval.

[From Late Latin coaetāneus, a contemporary : Latin co-, co- + Latin aetās, age; see aiw- in Indo-European roots.]

co′e·ta′ne·ous·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


rare of the same age or period
[C17: from Latin coaetāneus, from co- same + aetās age]
ˌcoeˈtaneously adv
ˌcoeˈtaneousness n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌkoʊ ɪˈteɪ ni əs)

of the same age or duration.
[1600–10; < Latin coaetāneus <co- co- + aet(ās) age]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.coetaneous - of the same period
synchronal, synchronic, synchronous - occurring or existing at the same time or having the same period or phase; "recovery was synchronous with therapy"- Jour.A.M.A.; "a synchronous set of clocks"; "the synchronous action of a bird's wings in flight"; "synchronous oscillations"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


Belonging to the same period of time as another:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in classic literature ?
Bear with these distractions, with this coetaneous growth of the parts; they will one day be members, and obey one will.
(4) Nonetheless, her production and that of coetaneous YASF writers remains unacknowledged within the academia.
The ASLC's plaza-type configuration is conducive to multiple coetaneous activities, allowing students to congregate in one place, control it, and appropriate subspaces to their needs unchallenged by other groups of users or building management decrees, whereas the SUB's long pathways, partitioning of spaces, and overall sense of formality tend to push free-form events and engagements out of the building and into the adjacent outdoor plaza.
Its formulaic design separates it from literary fiction, or, more specifically, from the coetaneous modernism of the 1920s and 1930s.
Back in the month of February, a three-day free medical camp for the victims of coetaneous Leishmaniasis disease was organized in Bajaur tribal district.
This combination of interdisciplinary objectives situates this investigation within the field of cognitive historicism, a discipline that, while acknowledging its contingencies and limitations, strives to position any given text simultaneously in multiple spheres: a) socio-culturally, as a response to specific environments; b) rhetorically, in dialogue with coetaneous discursive strategies; and c) diachronically, contrasting past and present cognitive theories.
PESHAWAR -- The health department has decided to launch a programme for control, prevention and treatment of coetaneous leishmaniasis in the province.
The report told the chief minister that most of the cases from K-P were that of coetaneous Leishmaniasis.
Similarly, in La novela y coloquio de los perros, written around 1605, coetaneous to Don Quijote, Cervantes signals that the quixotic insanity of ensign Campuzano is intimately related to the philosophy of Diogenes and then proceeds to criticize Habsburg monetary policy.
The eventual demise of the FTAA in 2005 and the coetaneous withering of the Doha Round in the World Trade Organization (WTO) opened up the way for a dual track on trade integration in the Western hemisphere.
From Portugal's standpoint, the idea of the relocation of the court to Brazil was coetaneous with the European irruption in the Americas, as historians and critics such as Kirsten Schultz and Laurentino Gomes have shown.