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单词 photoperiodicity
释义

Definition of photoperiodicity in English:

photoperiodicity

noun ˌfəʊtə(ʊ)pɪərɪəˈdɪsɪti

  • Photoperiodism. Also: the regular cycle of changes in day length to which photoperiodism is a response.

Origin

1920s; earliest use found in Ecology. From photoperiodic + -ity; compare -icity.

Definition of photoperiodicity in US English:

photoperiodicity

nounˌfəʊtə(ʊ)pɪərɪəˈdɪsɪti

  • Photoperiodism. Also: the regular cycle of changes in day length to which photoperiodism is a response.

Origin

1920s; earliest use found in Ecology. From photoperiodic + -ity; compare -icity.
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更新时间：2025/6/19 11:00:02