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
photoperiod [fo´to-pēr″e-od]
pho·to·pe·ri·od (f  t-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. pho to·peri·odic (- d k), photo·peri·odi·cal (--kl) adj. |
photoperiod [fo´to-pēr″e-od]
the period of time per day that an organism is exposed to daylight (or to artificial light). adj., adj photoperiod´ic.
photoperiod
the period of time per day that an organism is exposed to daylight (or to artificial light).
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