"h-system" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "eo",
        "3": "h-sistemo"
      },
      "expansion": "Calque of Esperanto h-sistemo",
      "name": "clq"
    }
  ],
  "etymology_text": "Calque of Esperanto h-sistemo.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "h-system (uncountable)",
      "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"
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          "source": "w"
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          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
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          "source": "w"
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          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Orthography",
          "orig": "en:Orthography",
          "parents": [
            "Writing",
            "Human behaviour",
            "Language",
            "Human",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Coordinate term: x-system"
        }
      ],
      "glosses": [
        "A convention whereby Esperanto’s circumflex accents (ĉ, ĝ, ĥ, ĵ, ŝ) are replaced by an h after the letter (ch, gh, hh, jh, sh) and the breve (ŭ) is left out entirely (u), for convenience of typing."
      ],
      "id": "en-h-system-en-noun-uNptZd2o",
      "links": [
        [
          "Esperanto",
          "Esperanto"
        ],
        [
          "circumflex",
          "circumflex"
        ]
      ],
      "tags": [
        "uncountable"
      ],
      "translations": [
        {
          "code": "eo",
          "lang": "Esperanto",
          "sense": "convention where diacritics are replaced by an h after the letter",
          "word": "h-sistemo"
        }
      ]
    }
  ],
  "word": "h-system"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "eo",
        "3": "h-sistemo"
      },
      "expansion": "Calque of Esperanto h-sistemo",
      "name": "clq"
    }
  ],
  "etymology_text": "Calque of Esperanto h-sistemo.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "h-system (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms calqued from Esperanto",
        "English terms derived from Esperanto",
        "English terms with non-redundant non-automated sortkeys",
        "English uncountable nouns",
        "en:Orthography"
      ],
      "examples": [
        {
          "text": "Coordinate term: x-system"
        }
      ],
      "glosses": [
        "A convention whereby Esperanto’s circumflex accents (ĉ, ĝ, ĥ, ĵ, ŝ) are replaced by an h after the letter (ch, gh, hh, jh, sh) and the breve (ŭ) is left out entirely (u), for convenience of typing."
      ],
      "links": [
        [
          "Esperanto",
          "Esperanto"
        ],
        [
          "circumflex",
          "circumflex"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "translations": [
    {
      "code": "eo",
      "lang": "Esperanto",
      "sense": "convention where diacritics are replaced by an h after the letter",
      "word": "h-sistemo"
    }
  ],
  "word": "h-system"
}