nictemeral

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It's a recognised English word, but it isn't in the official NASPA Scrabble word list.

Definition of nictemeral

1 sense · 1 part of speech

adj

(not-comparable)Varying regularly with a day/night cycle; diurnal; circadian.

“To cope with daily variation of environmental parameters, talitrids evolved a migratory behaviour, synchronized with tidal and nictemeral cycles, that enable them to locate the suitable patches of habitat on the shore (Pardi and Ercolini 1986).”

Definitions from Wiktionary, CC BY-SA.

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200+ playable · top: MERCANTILE (14 pts)

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