diurnal
[ dahy-ur-nl ]
/ daɪˈɜr nl /
adjective
noun
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Origin of diurnal
OTHER WORDS FROM diurnal
WORDS THAT MAY BE CONFUSED WITH diurnal
diurnal , nocturnalDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for diurnal
I think we should diurnally station a good London band on high, and play his Majesty to bed—the sun.
Evan Harrington, Complete|George MeredithMountain and valley breezes furnish another example of diurnally reversed winds.
Meteorology|Charles Fitzhugh TalmanIt had never before dawned upon us that we thus added three uncounted miles to our fourteen diurnally counted ones.
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British Dictionary definitions for diurnal
diurnal
/ (daɪˈɜːnəl) /
adjective
happening during the day or daily
(of flowers) open during the day and closed at night
(of animals) active during the dayCompare nocturnal
noun
a service book containing all the canonical hours except matins
Derived forms of diurnal
diurnally, adverbWord Origin for diurnal
C15: from Late Latin diurnālis, from Latin diurnus, from diēs day
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for diurnal
diurnal
[ dī-ûr′nəl ]
adj.
Having a 24-hour period or cycle; daily.
Occurring or active during the daytime rather than at night.
Other words from diurnal
di•ur′nal•ly adv.The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for diurnal
diurnal
[ dī-ûr′nəl ]
- Occurring once in a 24-hour period; daily.
- Having a 24-hour cycle. The movement of stars and other celestial objects across the sky are diurnal.
Most active during the daytime. Many animals, including the apes, are diurnal.
Having leaves or flowers that open in daylight and close at night. The morning glory and crocus are diurnal. Compare nocturnal.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.