"jointly" meaning in English

{
  "categories": [
    {
      "kind": "other",
      "name": "Terms suffixed with -ly",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "joint",
        "2": "ly"
      },
      "expansion": "joint + -ly",
      "name": "ety-suffix"
    }
  ],
  "etymology_text": "joint + -ly",
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "examples": [
        {
          "text": "The President told his staff that he liked to make decisions jointly. He liked to get everybody's opinion and decide as a group what was best, instead of just making decisions on his own."
        },
        {
          "text": "The teacher told her students: \"You may do this project jointly. Please pick one other student who you would like to work with.\""
        }
      ],
      "glosses": [
        "When two or more people do something jointly, they do it together; they cooperate on it."
      ],
      "id": "simple-jointly-en-adv-5VodMgKH"
    },
    {
      "examples": [
        {
          "text": "The police decided that both drivers caused the car accident jointly, because they were both driving too fast and talking on their cell phones."
        },
        {
          "text": "slavery, different ideas about government, and many other things were all jointly responsible for causing the American Civil War."
        }
      ],
      "glosses": [
        "When two things cause something jointly, both things caused it to happen."
      ],
      "id": "simple-jointly-en-adv-M-OdRNpo"
    }
  ],
  "word": "jointly"
}

{
  "categories": [
    "Terms suffixed with -ly"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "joint",
        "2": "ly"
      },
      "expansion": "joint + -ly",
      "name": "ety-suffix"
    }
  ],
  "etymology_text": "joint + -ly",
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "examples": [
        {
          "text": "The President told his staff that he liked to make decisions jointly. He liked to get everybody's opinion and decide as a group what was best, instead of just making decisions on his own."
        },
        {
          "text": "The teacher told her students: \"You may do this project jointly. Please pick one other student who you would like to work with.\""
        }
      ],
      "glosses": [
        "When two or more people do something jointly, they do it together; they cooperate on it."
      ]
    },
    {
      "examples": [
        {
          "text": "The police decided that both drivers caused the car accident jointly, because they were both driving too fast and talking on their cell phones."
        },
        {
          "text": "slavery, different ideas about government, and many other things were all jointly responsible for causing the American Civil War."
        }
      ],
      "glosses": [
        "When two things cause something jointly, both things caused it to happen."
      ]
    }
  ],
  "word": "jointly"
}