nyctohemeral

nyctohemeral
Both daily and nightly. SYN: nycterohemeral. [nycto- + G. hemera, day]

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adj.
denoting a cyclical event occurring both in the day and the night. Compare circadian; ultradian.

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nyc·to·hem·er·al (nik″to-hemґər-əl) [nycto- + Gr. hēmera day] pertaining to both night and day.

Medical dictionary. 2011.

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  • nyctohemeral — adj. denoting a cyclical event occurring both in the day and the night. Compare: circadian, ultradian …   The new mediacal dictionary

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  • nycterohemeral — SYN: nyctohemeral. [G. nykteros, by night, nightly, + hemera, day] * * * nyc·tero·hem·er·al (nik″tər o hemґər əl) nyctohemeral …   Medical dictionary

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  • Circadian — Refers to events occurring within a 24 hour period, in the span of a full (24 hour) day, as in a circadian rhythm. The word “circadian” is a 20th century invention. It was coined in 1959 from the Latin “circa” (around) + “diem” (a day). However,… …   Medical dictionary

  • ultradian — Relating to biologic variations or rhythms occurring in cycles more frequent than every 24 hours. Cf.:circadian, infradian. [ultra + L. dies, day] * * * ul·tra·di·an əl trād ē ən adj being, characterized by, or occurring in periods or cycles (as… …   Medical dictionary

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