"fact is" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "fact is (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2010 April 25, Joshua Mayers, “Sounders FC 0, Toronto FC 2 -- postgame thoughts and player ratings”, in Seattle Times",
          "text": "Was it a dominating performance? No. Were you expecting dominance? Fact is, Sounders FC created more than twice the chances of the home team. While the finishing was sub-par, the run of play was controlled by the guys in green until the unfortunate mistakes.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "actually, in truth"
      ],
      "id": "en-fact_is-en-adv-1p9qiKg9",
      "links": [
        [
          "actually",
          "actually"
        ],
        [
          "in truth",
          "in truth"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) actually, in truth"
      ],
      "tags": [
        "idiomatic",
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-fact is.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/e/e4/En-au-fact_is.ogg/En-au-fact_is.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/e/e4/En-au-fact_is.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "fact is"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "fact is (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "English adverbs",
        "English entries with incorrect language header",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English terms with audio links",
        "English terms with quotations",
        "English uncomparable adverbs"
      ],
      "examples": [
        {
          "ref": "2010 April 25, Joshua Mayers, “Sounders FC 0, Toronto FC 2 -- postgame thoughts and player ratings”, in Seattle Times",
          "text": "Was it a dominating performance? No. Were you expecting dominance? Fact is, Sounders FC created more than twice the chances of the home team. While the finishing was sub-par, the run of play was controlled by the guys in green until the unfortunate mistakes.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "actually, in truth"
      ],
      "links": [
        [
          "actually",
          "actually"
        ],
        [
          "in truth",
          "in truth"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) actually, in truth"
      ],
      "tags": [
        "idiomatic",
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-fact is.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/e/e4/En-au-fact_is.ogg/En-au-fact_is.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/e/e4/En-au-fact_is.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "fact is"
}