thermoperiodism
noun
ther·mo·pe·ri·od·ism
ˌthər-mō-ˈpir-ē-ə-ˌdi-zəm 
: the sum of the responses especially of a plant to appropriately fluctuating temperatures
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“Thermoperiodism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thermoperiodism. Accessed 31 Oct. 2025.
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