"incertain" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "enm",
        "3": "incertayne"
      },
      "expansion": "Middle English incertayne",
      "name": "inh"
    },
    {
      "args": {
        "1": "en",
        "2": "frm",
        "3": "incertain"
      },
      "expansion": "Middle French incertain",
      "name": "der"
    },
    {
      "args": {
        "1": "frm",
        "2": "certain"
      },
      "expansion": "certain",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "incertus",
        "4": "",
        "5": "uncertain"
      },
      "expansion": "Latin incertus (“uncertain”)",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "in-",
        "3": "certain"
      },
      "expansion": "By surface analysis, in- + certain",
      "name": "surf"
    }
  ],
  "etymology_text": "From Middle English incertayne, borrowed from Middle French incertain, derived in the 14th c. from certain, after Latin incertus (“uncertain”). By surface analysis, in- + certain.",
  "forms": [
    {
      "form": "more incertain",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most incertain",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "incertain (comparative more incertain, superlative most incertain)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "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 in-",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1749, Henry Fielding, The History of Tom Jones, a Foundling",
          "text": "And again, that as these acquisitions are in themselves generally worthless, so are the means to attain them not only base and infamous, but at best incertain, and always full of danger.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Not certain, uncertain."
      ],
      "id": "en-incertain-en-adj-FDONsT2Y",
      "links": [
        [
          "certain",
          "certain"
        ],
        [
          "uncertain",
          "uncertain"
        ]
      ],
      "raw_glosses": [
        "(obsolete) Not certain, uncertain."
      ],
      "related": [
        {
          "word": "incertitude"
        }
      ],
      "synonyms": [
        {
          "word": "uncertain"
        },
        {
          "word": "incertaine"
        }
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "word": "incertain"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "enm",
        "3": "incertayne"
      },
      "expansion": "Middle English incertayne",
      "name": "inh"
    },
    {
      "args": {
        "1": "en",
        "2": "frm",
        "3": "incertain"
      },
      "expansion": "Middle French incertain",
      "name": "der"
    },
    {
      "args": {
        "1": "frm",
        "2": "certain"
      },
      "expansion": "certain",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "incertus",
        "4": "",
        "5": "uncertain"
      },
      "expansion": "Latin incertus (“uncertain”)",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "in-",
        "3": "certain"
      },
      "expansion": "By surface analysis, in- + certain",
      "name": "surf"
    }
  ],
  "etymology_text": "From Middle English incertayne, borrowed from Middle French incertain, derived in the 14th c. from certain, after Latin incertus (“uncertain”). By surface analysis, in- + certain.",
  "forms": [
    {
      "form": "more incertain",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most incertain",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "incertain (comparative more incertain, superlative most incertain)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "incertitude"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms derived from Latin",
        "English terms derived from Middle English",
        "English terms derived from Middle French",
        "English terms inherited from Middle English",
        "English terms prefixed with in-",
        "English terms with obsolete senses",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "1749, Henry Fielding, The History of Tom Jones, a Foundling",
          "text": "And again, that as these acquisitions are in themselves generally worthless, so are the means to attain them not only base and infamous, but at best incertain, and always full of danger.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Not certain, uncertain."
      ],
      "links": [
        [
          "certain",
          "certain"
        ],
        [
          "uncertain",
          "uncertain"
        ]
      ],
      "raw_glosses": [
        "(obsolete) Not certain, uncertain."
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "uncertain"
    },
    {
      "word": "incertaine"
    }
  ],
  "word": "incertain"
}