| nocturnal |
An astronomical instrument for telling the time at night. The date is set on the nocturnal then its pointers lined up with the Pole Star and the two primary stars in the Great Bear, thus allowing an approximate time to be read off.
출처: www.mda.org.uk/archobj/archobjn.htm
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| nocturnal |
Planets below the horizon (between the first and seventh cusps via the IC), versus Diurnal, above the horizon.
출처: www.findyourfate.com/faq/n-glossary.htm
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| nocturnal |
The term means "active at night." Compare with "diurnal" and "crepuscular." During the breeding season and while on their wintering grounds, Purple Martins sleep at night. But during certain parts of their migration they are known to be nocturnal migrants.
출처: www.purplemartin.org/main/Terminology.html
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| nocturia |
Waking up more than once during the night to urinate.
출처: www8.utsouthwestern.edu/utsw/cda/dept22047/files/1...
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| nocturnal |
Active during the hours of darkness.
출처: el.erdc.usace.army.mil/emrrp/turtles/glossary.html
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