"midterm break" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "midterm",
        "3": "break"
      },
      "expansion": "midterm + break",
      "name": "compound"
    }
  ],
  "etymology_text": "midterm + break.\nFrom being a break in schooling during the middle of a term (semester).",
  "forms": [
    {
      "form": "midterm breaks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "midterm break (plural midterm breaks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "word": "reading week"
        },
        {
          "word": "revision week"
        }
      ],
      "glosses": [
        "A break (frequently, week-long) in classes taking place somewhere between the end of the first third and start of the last third of a semester (term), this may coincide with a mid-semester examination period (midterms)."
      ],
      "hyponyms": [
        {
          "word": "ped week"
        },
        {
          "word": "pedagogical week"
        },
        {
          "word": "harvest break"
        },
        {
          "sense": "spring break",
          "word": "March break"
        }
      ],
      "id": "en-midterm_break-en-noun-Qdg2qR0c",
      "synonyms": [
        {
          "word": "mid-term break"
        }
      ]
    }
  ],
  "word": "midterm break"
}

{
  "coordinate_terms": [
    {
      "word": "reading week"
    },
    {
      "word": "revision week"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "midterm",
        "3": "break"
      },
      "expansion": "midterm + break",
      "name": "compound"
    }
  ],
  "etymology_text": "midterm + break.\nFrom being a break in schooling during the middle of a term (semester).",
  "forms": [
    {
      "form": "midterm breaks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "midterm break (plural midterm breaks)",
      "name": "en-noun"
    }
  ],
  "hyponyms": [
    {
      "word": "ped week"
    },
    {
      "word": "pedagogical week"
    },
    {
      "sense": "spring break",
      "word": "March break"
    },
    {
      "word": "harvest break"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns"
      ],
      "glosses": [
        "A break (frequently, week-long) in classes taking place somewhere between the end of the first third and start of the last third of a semester (term), this may coincide with a mid-semester examination period (midterms)."
      ]
    }
  ],
  "synonyms": [
    {
      "word": "mid-term break"
    }
  ],
  "word": "midterm break"
}