9 letters · 15 points in Scrabble
noun the time after sunset and before sunrise while it is dark outside
originFrom Middle English nyght tyme, nyȝttyme, equivalent to night + time. Compare Dutch nachttijd, German Nachtzeit, Danish nattetid, Swedish nattetid. Compare also Middle English nyȝter tyme (“nighttime”), from Old Norse náttartími, nætrtími (“nighttime”).
Etymology from Wiktionary, CC BY-SA 3.0