noun dip·no·an \ˈdip-nə-wən, -nō-ən\

Definition of DIPNOAN

:  lungfish

Origin of DIPNOAN

ultimately from Greek dipnoos having two breathing apertures, from di- + pnoē breath, from pnein to breathe — more at sneeze
First Known Use: 1883


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April 01, 2015
diapause Hear it
a period of physiological dormancy
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