"aha" meaning in Finnish

{
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "ah"
      },
      "expansion": "ah",
      "name": "m"
    },
    {
      "args": {
        "1": "fi",
        "title": "natural expression"
      },
      "expansion": "natural expression",
      "name": "onomatopoeic"
    }
  ],
  "etymology_text": "Like ah (to which it is somehow related), tracing an exact origin is impossible. Probably ultimately a natural expression.",
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "interjections",
        "head": ""
      },
      "expansion": "aha",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "aha",
      "name": "fi-int"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Finnish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Finnish onomatopoeias",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "uh-huh (indicates that the speaker agrees or is simply still listening)"
      ],
      "id": "en-aha-fi-intj-wIr7Hind",
      "links": [
        [
          "uh-huh",
          "uh-huh"
        ]
      ],
      "related": [
        {
          "word": "ahaa"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɑhɑ(ˣ)/"
    },
    {
      "ipa": "[ˈɑ̝ɦɑ̝(ʔ)]"
    },
    {
      "rhymes": "-ɑhɑ"
    }
  ],
  "word": "aha"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "ah"
      },
      "expansion": "ah",
      "name": "m"
    },
    {
      "args": {
        "1": "fi",
        "title": "natural expression"
      },
      "expansion": "natural expression",
      "name": "onomatopoeic"
    }
  ],
  "etymology_text": "Like ah (to which it is somehow related), tracing an exact origin is impossible. Probably ultimately a natural expression.",
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "interjections",
        "head": ""
      },
      "expansion": "aha",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "aha",
      "name": "fi-int"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "intj",
  "related": [
    {
      "word": "ahaa"
    }
  ],
  "senses": [
    {
      "categories": [
        "Finnish 2-syllable words",
        "Finnish entries with incorrect language header",
        "Finnish interjections",
        "Finnish lemmas",
        "Finnish onomatopoeias",
        "Finnish palindromes",
        "Finnish terms with IPA pronunciation",
        "Rhymes:Finnish/ɑhɑ",
        "Rhymes:Finnish/ɑhɑ/2 syllables"
      ],
      "glosses": [
        "uh-huh (indicates that the speaker agrees or is simply still listening)"
      ],
      "links": [
        [
          "uh-huh",
          "uh-huh"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɑhɑ(ˣ)/"
    },
    {
      "ipa": "[ˈɑ̝ɦɑ̝(ʔ)]"
    },
    {
      "rhymes": "-ɑhɑ"
    }
  ],
  "word": "aha"
}