dipnoan

[ dip-noh-uhn ]

/ ˈdɪp noʊ ən /

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adjective

belonging or pertaining to the order Dipnoi, comprising the lungfishes.

noun

a dipnoan fish.

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Origin of dipnoan

1880–85; <New Latin Dipno(i) name of the order, plural of dipnous<Greek dípnoos double-breathing (di-di-¹ + -pnoos, derivative of pnoḗ breathing, breath, air, derivative of pneîn to breathe) + -an

Words nearby dipnoan

diplotene, diplozoic, DipMet, dip needle, dip net, dipnoan, dipody, dipolar ion, dipole, dipole moment, dip one's toes into

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use dipnoan in a sentence

The name Dipnoan may, however, be retained as a vernacular equivalent of Dipneusti.
A Guide to the Study of Fishes, Volume 1 (of 2)|David Starr Jordan
Structurally the amphibian heart closely resembles the dipnoan, though the increased size of the left auricle is an advance.
Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2|Various
Interest notes on Dipnoan fin characters have been given by Traquair.
A Guide to the Study of Fishes, Volume 1 (of 2)|David Starr Jordan
In every modern Dipnoan, Crossopterygian, and Ganoid the air-bladder has an effective pneumatic duct.
A Guide to the Study of Fishes, Volume 1 (of 2)|David Starr Jordan

It is not unlikely that the Crossopterygian gave rise to Amphibian and Dipnoan alike.
A Guide to the Study of Fishes, Volume 1 (of 2)|David Starr Jordan

British Dictionary definitions for dipnoan

dipnoan

/ (dɪpˈnəʊən) /

adjective

of, relating to, or belonging to the Dipnoi, a subclass of bony fishes comprising the lungfishes

noun

any lungfish

Word Origin for dipnoan

C19: from New Latin Dipnoi, from Greek dipnoos, double-breathing, from di- 1 + pnoē breathing, air, from pnein to breathe

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