"photoperiod" meaning in English

See photoperiod in All languages combined, or Wiktionary

Noun

Forms: photoperiods [plural]
Etymology: photo- + period Etymology templates: {{prefix|en|photo|period}} photo- + period Head templates: {{en-noun}} photoperiod (plural photoperiods)
  1. (biology) The normal duration of natural daylight experienced by an organism; daylength Categories (topical): Biology Synonyms: day, daylength, daytime Derived forms: photoperiodism Related terms: circadian rhythm Translations (duration of daylight): fotoperiodo [masculine] (Italian)
    Sense id: en-photoperiod-en-noun-osGsyxez Categories (other): English entries with incorrect language header, English terms prefixed with photo- Topics: biology, natural-sciences

Inflected forms

Download JSON data for photoperiod meaning in English (1.6kB)

{
  "antonyms": [
    {
      "word": "scotoperiod"
    },
    {
      "word": "nighttime"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "photo",
        "3": "period"
      },
      "expansion": "photo- + period",
      "name": "prefix"
    }
  ],
  "etymology_text": "photo- + period",
  "forms": [
    {
      "form": "photoperiods",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "photoperiod (plural photoperiods)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with photo-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Biology",
          "orig": "en:Biology",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "photoperiodism"
        }
      ],
      "glosses": [
        "The normal duration of natural daylight experienced by an organism; daylength"
      ],
      "id": "en-photoperiod-en-noun-osGsyxez",
      "links": [
        [
          "biology",
          "biology"
        ],
        [
          "duration",
          "duration"
        ],
        [
          "daylight",
          "daylight"
        ],
        [
          "organism",
          "organism"
        ],
        [
          "daylength",
          "daylength"
        ]
      ],
      "raw_glosses": [
        "(biology) The normal duration of natural daylight experienced by an organism; daylength"
      ],
      "related": [
        {
          "word": "circadian rhythm"
        }
      ],
      "synonyms": [
        {
          "word": "day"
        },
        {
          "word": "daylength"
        },
        {
          "word": "daytime"
        }
      ],
      "topics": [
        "biology",
        "natural-sciences"
      ],
      "translations": [
        {
          "code": "it",
          "lang": "Italian",
          "sense": "duration of daylight",
          "tags": [
            "masculine"
          ],
          "word": "fotoperiodo"
        }
      ]
    }
  ],
  "word": "photoperiod"
}
{
  "antonyms": [
    {
      "word": "scotoperiod"
    },
    {
      "word": "nighttime"
    }
  ],
  "derived": [
    {
      "word": "photoperiodism"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "photo",
        "3": "period"
      },
      "expansion": "photo- + period",
      "name": "prefix"
    }
  ],
  "etymology_text": "photo- + period",
  "forms": [
    {
      "form": "photoperiods",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "photoperiod (plural photoperiods)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "circadian rhythm"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms prefixed with photo-",
        "en:Biology"
      ],
      "glosses": [
        "The normal duration of natural daylight experienced by an organism; daylength"
      ],
      "links": [
        [
          "biology",
          "biology"
        ],
        [
          "duration",
          "duration"
        ],
        [
          "daylight",
          "daylight"
        ],
        [
          "organism",
          "organism"
        ],
        [
          "daylength",
          "daylength"
        ]
      ],
      "raw_glosses": [
        "(biology) The normal duration of natural daylight experienced by an organism; daylength"
      ],
      "topics": [
        "biology",
        "natural-sciences"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "day"
    },
    {
      "word": "daylength"
    },
    {
      "word": "daytime"
    }
  ],
  "translations": [
    {
      "code": "it",
      "lang": "Italian",
      "sense": "duration of daylight",
      "tags": [
        "masculine"
      ],
      "word": "fotoperiodo"
    }
  ],
  "word": "photoperiod"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-05-06 from the enwiktionary dump dated 2024-05-02 using wiktextract (f4fd8c9 and c9440ce). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.