# diurnal
## English
### Etymology

From Latin diurnālis, from diēs (“day”). Doublet of journal.

### Pronunciation

* (Received Pronunciation) IPA: /daɪˈɜːnəl/
* (General American) IPA: /daɪˈɝ.nəl/
* Audio (US):(file)
* Audio (General Australian):(file)
* Rhymes: -ɜː(ɹ)nəl

### Adjective

diurnal (comparative more diurnal, superlative most diurnal)
* Happening or occurring during daylight, or primarily active during that time.
    Most birds are diurnal.
** 1972, Laurence Monroe Klauber, Rattlesnakes: Their Habits, Life Histories, and Influence on Mankind, Volume 1‎:However, in general, lizards are more diurnal than rattlers, which may be one of the reasons why young rattlers are more diurnal than adults.
** c. 1604–1605 (date written), William Shakespeare, “All’s Well, that Ends Well”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act II, scene v]:Ere twice the horses of the sun shall bring / Their fiery torcher his diurnal ring.
* (botany) Said of a flower that is open, or releasing its perfume during daylight hours, but not at night.
* Having a daily cycle that is completed every 24 hours, usually referring to tasks, processes, tides, or sunrise to sunset; circadian.
* (uncommon) Done once every day; daily, quotidian.
* (archaic) Published daily.

#### Quotations

* For quotations using this term, see Citations:diurnal.

#### Synonyms

* (having a daily cycle): circadian (biology)

#### Antonyms

* (antonym(s) of “happening or active during the day”): nocturnal, nightly
* (antonym(s) of “active or open during the day”): nocturnal

#### Coordinate terms

* (active or open during the day): crepuscular (active during twilight; dawn or dusk)
* (active or open during the day): matutinal (active during dawn)
* (active or open during the day): vespertine (active during dusk)
* (active or open during the day): diel (having a 24-hour period, regardless of day or night)

#### Derived terms

* bidiurnal
* diurnal aberration
* diurnal active photolocation
* diurnal arc
* diurnalist
* diurnality
* diurnally
* diurnal motion
* diurnalness
* equidiurnal
* intradiurnal
* nondiurnal
* semidiurnal
* sesquidiurnal
* terdiurnal
* tridiurnal
* undiurnal

#### Translations

    The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.

### Noun

diurnal (plural diurnals)
* A flower that opens only in the day.
* (Catholicism) A book containing canonical offices performed during the day, hence not matins.
* (archaic) A diary or journal.
** 1663, Samuel Butler, Hudibras, part 1, canto 2:He was by birth, some authors write, / A Russian, some a Muscovite, / And 'mong the Cossacks had been bred, / Of whom we in diurnals read.
* (archaic) A daily news publication.

#### Translations
## French
### Pronunciation

* IPA: /djyʁ.nal/

### Noun

diurnal m (plural diurnaux)
* diurnal (book)

### Further reading

* “diurnal”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

## Romanian
### Etymology

Borrowed from French diurnal or Latin diurnalis. By surface analysis, diurn +‎ -al. Doublet of jurnal.

### Adjective

diurnal m or n (feminine singular diurnală, masculine plural diurnali, feminine and neuter plural diurnale)
* diurnal

#### Declension
### Noun

diurnal n (plural diurnale)
* diurnal