nychthemeron

noun
nych·​them·​er·​on
variants: or less commonly nycthemeron \ ⸗ˈ⸗məˌrän \
plural nychthemera\ -​m(ə)rə \ or nychthemerons

Definition of nychthemeron

: a full period of a night and a day

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History and Etymology for nychthemeron

Greek nychthēmeron, from nykt-, nyx night + -hēmeron (from hēmera day)

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Dictionary Entries Near nychthemeron

nychthemeral

nychthemeron

nyct-

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Cite this Entry

“Nychthemeron.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nychthemeron. Accessed 22 Sep. 2021.

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