"fin gripper" meaning in English

{
  "etymology_text": "From the reaction of a fish's fin to an applied point force, repurposed to create a mechanical gripping device.",
  "forms": [
    {
      "form": "fin grippers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "fin gripper (plural fin grippers)",
      "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": "topical",
          "langcode": "en",
          "name": "Robotics",
          "orig": "en:Robotics",
          "parents": [
            "Engineering",
            "Applied sciences",
            "Technology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A gripper designed to act similarly to how a fish fin wraps around an object that pushes into it"
      ],
      "id": "en-fin_gripper-en-noun-aA1zxgFP",
      "links": [
        [
          "robotics",
          "robotics"
        ],
        [
          "gripper",
          "gripper"
        ]
      ],
      "raw_glosses": [
        "(robotics) A gripper designed to act similarly to how a fish fin wraps around an object that pushes into it"
      ],
      "related": [
        {
          "word": "bean bag gripper"
        }
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "mechanical-engineering",
        "natural-sciences",
        "physical-sciences",
        "robotics",
        "sciences"
      ]
    }
  ],
  "word": "fin gripper"
}

{
  "etymology_text": "From the reaction of a fish's fin to an applied point force, repurposed to create a mechanical gripping device.",
  "forms": [
    {
      "form": "fin grippers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "fin gripper (plural fin grippers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "bean bag gripper"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "en:Robotics"
      ],
      "glosses": [
        "A gripper designed to act similarly to how a fish fin wraps around an object that pushes into it"
      ],
      "links": [
        [
          "robotics",
          "robotics"
        ],
        [
          "gripper",
          "gripper"
        ]
      ],
      "raw_glosses": [
        "(robotics) A gripper designed to act similarly to how a fish fin wraps around an object that pushes into it"
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "mechanical-engineering",
        "natural-sciences",
        "physical-sciences",
        "robotics",
        "sciences"
      ]
    }
  ],
  "word": "fin gripper"
}