adjective see photoperiod

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • photoperiodic — See photoperiod. * * * …   Universalium

  • photoperiodic — adjective Of, pertaining to, or exhibiting photoperiodism …   Wiktionary

  • photoperiodic — pho·to·pe·ri·od·ic (fo″to pēr″e odґik) pertaining to the photoperiod or to photoperiodism …   Medical dictionary

  • photoperiodic — adj. pertaining to the duration of exposure to light over a 24 hour period (Biology) …   English contemporary dictionary

  • photoperiodic — pho·to·periodic …   English syllables

  • photoperiodic — adjective see photoperiod I * * * photoperiodˈic adjective • • • Main Entry: ↑photo …   Useful english dictionary

  • photoperiod — photoperiodic /foh teuh pear ee od ik/, photoperiodical, adj. photoperiodically, adv. /foh teuh pear ee euhd/, n. Biol. the interval in a 24 hour period during which a plant or animal is exposed to light. [1915 20; PHOTO + PERIOD] * * * …   Universalium

  • Photoperiodism — is the physiological reaction of organisms to the length of day or night. It occurs in plants and animals. Contents 1 In plants 1.1 Long day plants 1.2 Short day plants 1.3 …   Wikipedia

  • plant development — Introduction       a multiphasic process in which two distinct forms succeed each other in alternating generations. One form, created by the union of sexual cells (gametes (gamete)), contains two sets of similar chromosomes (diploid). At sexual… …   Universalium

  • Yellow-throated Sparrow — At Keoladeo National Park, India Conservation status …   Wikipedia

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