photoperiodism

play
noun pho·to·pe·ri·od·ism \ˌfō-tō-ˈpir-ē-ə-ˌdi-zəm\

Definition of photoperiodism

  1. :  a plant's or animal's response or capacity to respond to photoperiod

First Known Use of photoperiodism

circa 1911


Medical Dictionary

photoperiodism

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noun pho·to·pe·ri·od·ism \-ˈpir-ē-ə-ˌdiz-əm\
variants: also

photoperiodicity

\-ˌpir-ē-ə-ˈdis-ət-ē\play

Medical Definition of photoperiodism

plural

photoperiodisms

also

photies

  1. :  the response or the capacity to respond to photoperiod


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