"micronova" meaning in English

{
  "categories": [
    {
      "kind": "other",
      "name": "Terms prefixed with micro-",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "micro",
        "2": "nova"
      },
      "expansion": "micro- + nova",
      "name": "ety-prefix"
    }
  ],
  "etymology_text": "micro- + nova",
  "forms": [
    {
      "form": "micronova",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "micronovas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Astronomy",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "The pressure eventually overcomes the outer shell, erupting in a micronova."
        }
      ],
      "glosses": [
        "A micronova is a star exploding about a million times weaker than a classical nova."
      ],
      "id": "simple-micronova-en-noun-09Hf7quf",
      "raw_tags": [
        "astronomy"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈmaɪ.kro.nəʊ.və/",
      "tags": [
        "UK"
      ]
    },
    {
      "ipa": "/ˈmaɪ.kro.noʊ.və/",
      "tags": [
        "US"
      ]
    }
  ],
  "word": "micronova"
}

{
  "categories": [
    "Terms prefixed with micro-"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "micro",
        "2": "nova"
      },
      "expansion": "micro- + nova",
      "name": "ety-prefix"
    }
  ],
  "etymology_text": "micro- + nova",
  "forms": [
    {
      "form": "micronova",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "micronovas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Astronomy"
      ],
      "examples": [
        {
          "text": "The pressure eventually overcomes the outer shell, erupting in a micronova."
        }
      ],
      "glosses": [
        "A micronova is a star exploding about a million times weaker than a classical nova."
      ],
      "raw_tags": [
        "astronomy"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈmaɪ.kro.nəʊ.və/",
      "tags": [
        "UK"
      ]
    },
    {
      "ipa": "/ˈmaɪ.kro.noʊ.və/",
      "tags": [
        "US"
      ]
    }
  ],
  "word": "micronova"
}