"X organ" meaning in All languages combined

See X organ on Wiktionary

Noun [English]

Forms: X organs [plural]
Head templates: {{en-noun}} X organ (plural X organs)
  1. (biology) A cluster of neurosecretory cells located in the eyestalks of crustaceans; it acts as a primary endocrine center that synthesizes and releases hormones regulating functions like molting and growth.

Alternative forms

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        {
          "kind": "other",
          "langcode": "en",
          "name": "Crustaceans",
          "orig": "en:Crustaceans",
          "parents": [],
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      "examples": [
        {
          "bold_text_offsets": [
            [
              160,
              168
            ]
          ],
          "ref": "2001, Miller-Harley, Zoology Fifth Edition:",
          "text": "In crustaceans, endocrine functions are closely tied to nervous functions. Nervous tissues that produce and release hormones are called neurosecretory tissues. X-organs are neurosecretory tissues in the eyestalks of crayfish. Associated with each X-organ is a sinus gland that accumulates and releases the secretions of the X-organ. [...] Both the X-organ and the Y-organ control ecdysis. The X-organ produces molt-inhibiting hormone, and the sinus gland releases it.",
          "type": "quotation"
        }
      ],
      "glosses": [
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        ],
        [
          "eyestalks",
          "eyestalks"
        ],
        [
          "crustaceans",
          "crustaceans"
        ],
        [
          "endocrine",
          "endocrine"
        ],
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          "molting"
        ],
        [
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          "growth"
        ]
      ],
      "raw_glosses": [
        "(biology) A cluster of neurosecretory cells located in the eyestalks of crustaceans; it acts as a primary endocrine center that synthesizes and releases hormones regulating functions like molting and growth."
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  "senses": [
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      ],
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        "A cluster of neurosecretory cells located in the eyestalks of crustaceans; it acts as a primary endocrine center that synthesizes and releases hormones regulating functions like molting and growth."
      ],
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          "eyestalks"
        ],
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          "crustaceans",
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        ],
        [
          "endocrine",
          "endocrine"
        ],
        [
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          "molting"
        ],
        [
          "growth",
          "growth"
        ]
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      "raw_glosses": [
        "(biology) A cluster of neurosecretory cells located in the eyestalks of crustaceans; it acts as a primary endocrine center that synthesizes and releases hormones regulating functions like molting and growth."
      ],
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        "natural-sciences"
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}

Download raw JSONL data for X organ meaning in All languages combined (1.8kB)


This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2026-09-06 from the enwiktionary dump dated 2026-09-02 using wiktextract (ccec6f1 and 4deed51). 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.