"star height" meaning in English

{
  "etymology_text": "From the Kleene star and the idea of nested levels having a \"height\"; coined in 1963 by Lawrence C Eggan.",
  "forms": [
    {
      "form": "star heights",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "star height (plural star heights)",
      "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"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Regular expressions",
          "orig": "en:Regular expressions",
          "parents": [
            "Computing",
            "Programming",
            "Technology",
            "Software engineering",
            "All topics",
            "Computer science",
            "Engineering",
            "Software",
            "Fundamental",
            "Sciences",
            "Applied sciences",
            "Media",
            "Communication"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Theory of computing",
          "orig": "en:Theory of computing",
          "parents": [
            "Computer science",
            "Computing",
            "Sciences",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A measure of the structural complexity of a regular expression, equal to the maximum nesting depth of stars in the expression."
      ],
      "id": "en-star_height-en-noun-hfkSpJh9",
      "links": [
        [
          "computing",
          "computing#Noun"
        ],
        [
          "theory",
          "theory"
        ],
        [
          "measure",
          "measure"
        ],
        [
          "structural",
          "structural"
        ],
        [
          "complexity",
          "complexity"
        ],
        [
          "regular expression",
          "regular expression"
        ],
        [
          "maximum",
          "maximum"
        ],
        [
          "nest",
          "nest"
        ],
        [
          "star",
          "star"
        ]
      ],
      "raw_glosses": [
        "(computing theory) A measure of the structural complexity of a regular expression, equal to the maximum nesting depth of stars in the expression."
      ],
      "topics": [
        "computing",
        "computing-theory",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "wikipedia": [
        "star height"
      ]
    }
  ],
  "word": "star height"
}

{
  "etymology_text": "From the Kleene star and the idea of nested levels having a \"height\"; coined in 1963 by Lawrence C Eggan.",
  "forms": [
    {
      "form": "star heights",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "star height (plural star heights)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Regular expressions",
        "en:Theory of computing"
      ],
      "glosses": [
        "A measure of the structural complexity of a regular expression, equal to the maximum nesting depth of stars in the expression."
      ],
      "links": [
        [
          "computing",
          "computing#Noun"
        ],
        [
          "theory",
          "theory"
        ],
        [
          "measure",
          "measure"
        ],
        [
          "structural",
          "structural"
        ],
        [
          "complexity",
          "complexity"
        ],
        [
          "regular expression",
          "regular expression"
        ],
        [
          "maximum",
          "maximum"
        ],
        [
          "nest",
          "nest"
        ],
        [
          "star",
          "star"
        ]
      ],
      "raw_glosses": [
        "(computing theory) A measure of the structural complexity of a regular expression, equal to the maximum nesting depth of stars in the expression."
      ],
      "topics": [
        "computing",
        "computing-theory",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "wikipedia": [
        "star height"
      ]
    }
  ],
  "word": "star height"
}