plural noun
Lep·​to·​car·​dii | \ -dēˌī \

Definition of Leptocardii

in some classifications
: a class coextensive with Cephalochordata and often considered the lowest division of Vertebrata

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History and Etymology for Leptocardii

New Latin, from lept- + -cardii (from Greek kardia heart)

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Cite this Entry

“Leptocardii.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Leptocardii. Accessed 24 Sep. 2020.

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