long-day
[ lawng-dey, long- ]
/ ˈlɔŋˈdeɪ, ˈlɒŋ- /
adjective Botany.
requiring a long photoperiod in order to flower.
Origin of long-day
First recorded in 1915–20
Words nearby long-day
Example sentences from the Web for long-day
As he hastened out to trail the long-day bitter enemies, he was framing in his mind the preliminary answers for the coroner.
Laramie Holds the Range |Frank H. SpearmanWith our present arrangement, we had these long-day marches every other day.
The South Pole, Volumes 1 and 2 |Roald AmundsenSo in general our winter work was about as restless and trying as that of the long-day summer.
The Story of My Boyhood and Youth |John Muir
British Dictionary definitions for long-day
long-day
adjective
(of certain plants) able to mature and flower only if exposed to long periods of daylight (more than 12 hours), each followed by a shorter period of darkness
Compare short-day