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diurnal

di·ur·nal

diurnal

 
 
pronunciation:
daI uhr nl
features:
Word Combinations (adjective), Word Parts
part of speech: adjective
definition 1: occurring or active during, or belonging to, the daytime rather than nighttime. (Cf. nocturnal.)
While ordinary squirrels are diurnal, flying squirrels are active in the nighttime.
antonyms:
nocturnal
definition 2: occurring in or pertaining to a day or each day; daily.
antonyms:
nightly, nocturnal
similar words:
daily, quotidian
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derivation: diurnally (adv.)
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