diurnal
US /ˌdaɪˈɝː.nəl/
UK /ˌdaɪˈɜː.nəl/
形容詞
1.
昼行性の, 日中の
of or during the day
例:
•
Most birds are diurnal, meaning they are active during the day.
ほとんどの鳥は昼行性で、日中に活動します。
•
The plant exhibits diurnal leaf movements, opening in the morning and closing at night.
その植物は昼間の葉の動きを示し、朝に開き、夜に閉じる。
反義語: