"hash tree" meaning in English

{
  "forms": [
    {
      "form": "hash trees",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "hash tree (plural hash trees)",
      "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": "Mandarin terms with redundant transliterations",
          "parents": [
            "Terms with redundant transliterations",
            "Entry maintenance"
          ],
          "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 tree (data structure) in which every non-leaf node is labelled with the hash of the labels of its children."
      ],
      "id": "en-hash_tree-en-noun-~kpxyVqe",
      "links": [
        [
          "computing",
          "computing#Noun"
        ],
        [
          "theory",
          "theory"
        ],
        [
          "tree",
          "tree"
        ],
        [
          "leaf",
          "leaf"
        ],
        [
          "node",
          "node"
        ],
        [
          "hash",
          "hash"
        ]
      ],
      "raw_glosses": [
        "(computing theory) A tree (data structure) in which every non-leaf node is labelled with the hash of the labels of its children."
      ],
      "synonyms": [
        {
          "word": "Merkle tree"
        }
      ],
      "topics": [
        "computing",
        "computing-theory",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "tree",
          "word": "哈希樹"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "hāxīshù",
          "sense": "tree",
          "word": "哈希树"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "tree",
          "word": "hajautuspuu"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "tree",
          "tags": [
            "masculine"
          ],
          "word": "arbre de hachage"
        }
      ]
    }
  ],
  "word": "hash tree"
}

{
  "forms": [
    {
      "form": "hash trees",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "hash tree (plural hash trees)",
      "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",
        "Mandarin terms with redundant transliterations",
        "en:Theory of computing"
      ],
      "glosses": [
        "A tree (data structure) in which every non-leaf node is labelled with the hash of the labels of its children."
      ],
      "links": [
        [
          "computing",
          "computing#Noun"
        ],
        [
          "theory",
          "theory"
        ],
        [
          "tree",
          "tree"
        ],
        [
          "leaf",
          "leaf"
        ],
        [
          "node",
          "node"
        ],
        [
          "hash",
          "hash"
        ]
      ],
      "raw_glosses": [
        "(computing theory) A tree (data structure) in which every non-leaf node is labelled with the hash of the labels of its children."
      ],
      "topics": [
        "computing",
        "computing-theory",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Merkle tree"
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "tree",
      "word": "哈希樹"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "hāxīshù",
      "sense": "tree",
      "word": "哈希树"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "tree",
      "word": "hajautuspuu"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "tree",
      "tags": [
        "masculine"
      ],
      "word": "arbre de hachage"
    }
  ],
  "word": "hash tree"
}