"balancer" meaning in English

{
  "derived": [
    {
      "_dis1": "0 0 0",
      "word": "harmonic balancer"
    },
    {
      "_dis1": "0 0 0",
      "word": "load balancer"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "balance",
        "3": "er",
        "id2": "agent noun"
      },
      "expansion": "balance + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "From balance + -er.",
  "forms": [
    {
      "form": "balancers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "balancer (plural balancers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "One who, or that which, balances."
      ],
      "id": "en-balancer-en-noun-R~J3Fr7V",
      "links": [
        [
          "balance",
          "balance"
        ]
      ]
    },
    {
      "glosses": [
        "An acrobat."
      ],
      "id": "en-balancer-en-noun-uK80THyM",
      "links": [
        [
          "acrobat",
          "acrobat"
        ]
      ],
      "translations": [
        {
          "_dis1": "4 94 1",
          "code": "ca",
          "lang": "Catalan",
          "sense": "acrobat",
          "tags": [
            "feminine",
            "masculine"
          ],
          "word": "equilibrista"
        },
        {
          "_dis1": "4 94 1",
          "code": "pl",
          "lang": "Polish",
          "sense": "acrobat",
          "tags": [
            "masculine"
          ],
          "word": "balansista"
        }
      ]
    },
    {
      "categories": [
        {
          "_dis": "26 5 69",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "19 8 72",
          "kind": "other",
          "name": "English terms suffixed with -er (agent noun)",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "15 7 77",
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "22 21 56",
          "kind": "other",
          "name": "Terms with Catalan translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "19 20 61",
          "kind": "other",
          "name": "Terms with Polish translations",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Any of the rear wings of certain insects used for stability in flight."
      ],
      "id": "en-balancer-en-noun-6RpGEGVp",
      "links": [
        [
          "wing",
          "wing"
        ],
        [
          "insect",
          "insect"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈbæ.lən.sɚ/"
    },
    {
      "audio": "LL-Q1860 (eng)-Flame, not lame-balancer.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/68/LL-Q1860_%28eng%29-Flame%2C_not_lame-balancer.wav/LL-Q1860_%28eng%29-Flame%2C_not_lame-balancer.wav.mp3",
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    }
  ],
  "word": "balancer"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms suffixed with -er (agent noun)",
    "Entries with translation boxes",
    "Pages with 3 entries",
    "Pages with entries",
    "Terms with Catalan translations",
    "Terms with Polish translations"
  ],
  "derived": [
    {
      "word": "harmonic balancer"
    },
    {
      "word": "load balancer"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "balance",
        "3": "er",
        "id2": "agent noun"
      },
      "expansion": "balance + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "From balance + -er.",
  "forms": [
    {
      "form": "balancers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "balancer (plural balancers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "One who, or that which, balances."
      ],
      "links": [
        [
          "balance",
          "balance"
        ]
      ]
    },
    {
      "glosses": [
        "An acrobat."
      ],
      "links": [
        [
          "acrobat",
          "acrobat"
        ]
      ]
    },
    {
      "glosses": [
        "Any of the rear wings of certain insects used for stability in flight."
      ],
      "links": [
        [
          "wing",
          "wing"
        ],
        [
          "insect",
          "insect"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈbæ.lən.sɚ/"
    },
    {
      "audio": "LL-Q1860 (eng)-Flame, not lame-balancer.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/68/LL-Q1860_%28eng%29-Flame%2C_not_lame-balancer.wav/LL-Q1860_%28eng%29-Flame%2C_not_lame-balancer.wav.mp3",
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    }
  ],
  "translations": [
    {
      "code": "ca",
      "lang": "Catalan",
      "sense": "acrobat",
      "tags": [
        "feminine",
        "masculine"
      ],
      "word": "equilibrista"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "acrobat",
      "tags": [
        "masculine"
      ],
      "word": "balansista"
    }
  ],
  "word": "balancer"
}