"pseudothumb" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pseudo",
        "3": "thumb"
      },
      "expansion": "pseudo- + thumb",
      "name": "prefix"
    }
  ],
  "etymology_text": "pseudo- + thumb",
  "forms": [
    {
      "form": "pseudothumbs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pseudothumb (plural pseudothumbs)",
      "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 pseudo-",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2008, Heather Angel, Panda",
          "text": "But a panda's forepaws are specially adapted for manipulating bamboo stems, with a modified elongated wrist bone forming the pseudothmb covered by a fleshy pad.",
          "type": "quotation"
        },
        {
          "ref": "2016, Tim Halliday, The Book of Frogs, page 542",
          "text": "The extra digit is a \"pseudothumb” containing a sheathed spine that can be pushed out.",
          "type": "quotation"
        },
        {
          "ref": "2021, Jonathan Bard, Evolution: The Origins and Mechanisms of Diversity, page 257",
          "text": "There are also at least two examples of more complex ectopic digits. The first is in the aye-aye, a Madagascan lemur, which has a distinct pseudothumb on its forelimb consisting of a bony part that is an expanded radial sesamoid and a dense cartilaginous extension (Hartstone-Rose et al., 2019). This pseudothumb receives attachments from muscles that facilitate abduction, adduction, and opposition, which together facilitate dexterity.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A digit on a vertebrate that resembles but is not a thumb."
      ],
      "id": "en-pseudothumb-en-noun-1dmWSATd",
      "links": [
        [
          "digit",
          "digit"
        ],
        [
          "vertebrate",
          "vertebrate"
        ],
        [
          "resemble",
          "resemble"
        ],
        [
          "thumb",
          "thumb"
        ]
      ]
    }
  ],
  "word": "pseudothumb"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pseudo",
        "3": "thumb"
      },
      "expansion": "pseudo- + thumb",
      "name": "prefix"
    }
  ],
  "etymology_text": "pseudo- + thumb",
  "forms": [
    {
      "form": "pseudothumbs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pseudothumb (plural pseudothumbs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms prefixed with pseudo-",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2008, Heather Angel, Panda",
          "text": "But a panda's forepaws are specially adapted for manipulating bamboo stems, with a modified elongated wrist bone forming the pseudothmb covered by a fleshy pad.",
          "type": "quotation"
        },
        {
          "ref": "2016, Tim Halliday, The Book of Frogs, page 542",
          "text": "The extra digit is a \"pseudothumb” containing a sheathed spine that can be pushed out.",
          "type": "quotation"
        },
        {
          "ref": "2021, Jonathan Bard, Evolution: The Origins and Mechanisms of Diversity, page 257",
          "text": "There are also at least two examples of more complex ectopic digits. The first is in the aye-aye, a Madagascan lemur, which has a distinct pseudothumb on its forelimb consisting of a bony part that is an expanded radial sesamoid and a dense cartilaginous extension (Hartstone-Rose et al., 2019). This pseudothumb receives attachments from muscles that facilitate abduction, adduction, and opposition, which together facilitate dexterity.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A digit on a vertebrate that resembles but is not a thumb."
      ],
      "links": [
        [
          "digit",
          "digit"
        ],
        [
          "vertebrate",
          "vertebrate"
        ],
        [
          "resemble",
          "resemble"
        ],
        [
          "thumb",
          "thumb"
        ]
      ]
    }
  ],
  "word": "pseudothumb"
}