eveningness

Definition

The psychological and biological orientation or preference of an individual toward being most alert, active, and productive during the evening and night hours.

Etymology

Derived from the Middle English 'even' (the latter part of the day) with the suffix '-ing' and the noun-forming suffix '-ness', indicating a state or quality of being.

In the news

The article uses the term to describe a spectrum of sleep-wake preferences, noting that research into 'morningness-eveningness' helps explain why some individuals are more suited to night-shift work.

Psychology says people who prefer working night shifts may be following their natural body clock

The Economic Times

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