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photoperiod
(redirected from photoperiods)

    Also found in: Dictionary/thesaurus 0.02 sec.
photoperiod /pho·to·pe·ri·od/ (fo´to-pēr″e-od) the period of time per day that an organism is exposed to daylight (or to artificial light).photoperiod´ic
pho·to·pe·ri·od (ft-pîr-d)
n.
The duration of an organism's daily exposure to light, considered especially with regard to the effect of such exposure on growth and development.
photo·peri·odic (-dk), photo·peri·odi·cal (--kl) adj.
photoperiod
the period of time per day that an organism is exposed to daylight (or to artificial light).


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