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Word of the Day
Tuesday, April 03, 2012

Definitions for zeitgeber

  1. SENSE

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Citations for zeitgeber
The light–dark transition Zeitgeber is widely used by plants to set internal clocks not just for leaf movement but for many other activities as well. John King, Reaching for the Sun
The most prominent zeitgeber in humans is the light/dark cycle. Harold R. Smith, Cynthia Comella, Birgit Högl, Sleep Medicine
Origin of zeitgeber
Zeitgeber comes directly from the German word which literally means "time-giver." It entered into English in the 1970s.