Diurnal

From Freepedia

Diurnal may mean:

  • in biology, diurnal refers to animals that are active in the daytime. This definition may also apply to plants. Compare with nocturnal or crepuscular.
  • in meteorology, diurnal means daily, especially pertaining to actions which are completed in 24 hours and are repeated every 24 hours; this can be seen in the diurnal temperature variation. An alternative word for diurnal in this sense is diel.
  • in astronomy, diurnal motion refers to the apparent motion of stars around the Earth, caused by the Earth's rotation around its axis.
This is a disambiguation page, a list of pages that otherwise might share the same title. If an article link referred you to this title, you might want to go back and fix it to point directly to the intended page.
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