"green-beard effect" meaning in All languages combined

See green-beard effect on Wiktionary

Proper name [English]

Etymology: From a hypothetical example used in Richard Dawkins' book The Selfish Gene (1976), whereby a person with a green beard acts altruistically towards other people with green beards. Head templates: {{en-proper noun}} green-beard effect
  1. (biology) A hypothesis in evolutionary biology that explains selective altruism among individuals of a species, involving preferential treatment of individuals with certain characteristics. Categories (topical): Biology
    Sense id: en-green-beard_effect-en-name-QaVCN0y1 Categories (other): English entries with incorrect language header Topics: biology, natural-sciences

Download JSON data for green-beard effect meaning in All languages combined (1.4kB)

{
  "etymology_text": "From a hypothetical example used in Richard Dawkins' book The Selfish Gene (1976), whereby a person with a green beard acts altruistically towards other people with green beards.",
  "head_templates": [
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      "expansion": "green-beard effect",
      "name": "en-proper noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Biology",
          "orig": "en:Biology",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A hypothesis in evolutionary biology that explains selective altruism among individuals of a species, involving preferential treatment of individuals with certain characteristics."
      ],
      "id": "en-green-beard_effect-en-name-QaVCN0y1",
      "links": [
        [
          "biology",
          "biology"
        ],
        [
          "selective",
          "selective"
        ],
        [
          "altruism",
          "altruism"
        ],
        [
          "species",
          "species"
        ],
        [
          "preferential",
          "preferential"
        ],
        [
          "treatment",
          "treatment"
        ],
        [
          "characteristic",
          "characteristic"
        ]
      ],
      "raw_glosses": [
        "(biology) A hypothesis in evolutionary biology that explains selective altruism among individuals of a species, involving preferential treatment of individuals with certain characteristics."
      ],
      "topics": [
        "biology",
        "natural-sciences"
      ]
    }
  ],
  "word": "green-beard effect"
}
{
  "etymology_text": "From a hypothetical example used in Richard Dawkins' book The Selfish Gene (1976), whereby a person with a green beard acts altruistically towards other people with green beards.",
  "head_templates": [
    {
      "args": {},
      "expansion": "green-beard effect",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English proper nouns",
        "English uncountable nouns",
        "en:Biology"
      ],
      "glosses": [
        "A hypothesis in evolutionary biology that explains selective altruism among individuals of a species, involving preferential treatment of individuals with certain characteristics."
      ],
      "links": [
        [
          "biology",
          "biology"
        ],
        [
          "selective",
          "selective"
        ],
        [
          "altruism",
          "altruism"
        ],
        [
          "species",
          "species"
        ],
        [
          "preferential",
          "preferential"
        ],
        [
          "treatment",
          "treatment"
        ],
        [
          "characteristic",
          "characteristic"
        ]
      ],
      "raw_glosses": [
        "(biology) A hypothesis in evolutionary biology that explains selective altruism among individuals of a species, involving preferential treatment of individuals with certain characteristics."
      ],
      "topics": [
        "biology",
        "natural-sciences"
      ]
    }
  ],
  "word": "green-beard effect"
}

This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2024-05-12 from the enwiktionary dump dated 2024-05-02 using wiktextract (ae36afe and 304864d). 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.