"Rha" meaning in Latin

{
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": ":bor",
        "3": "grc:Ῥᾶ",
        "text": "+",
        "title": "Rha",
        "tree": "1"
      },
      "expansion": "[Appendix:Glossary#loanword|Borrowed]] from\", \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"Ancient Greek\", \"term\" : \"Ῥᾶ\", \"status\" : \"missing\", \"lang\" : \"grc\" } ], \"keyword\" : \"bor\" } ], \"lang_name\" : \"Latin\", \"term\" : \"Rha\", \"status\" : \"ok\", \"lang\" : \"la\" }\" data-lang=\"la\" data-title=\"Rha\">\nBorrowed from Ancient Greek Ῥᾶ (Rhâ).",
      "name": "ety"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek Ῥᾶ (Rhâ).",
  "head_templates": [
    {
      "args": {
        "1": "Rha",
        "g": "m",
        "indecl": "1"
      },
      "expansion": "Rha m (indeclinable)",
      "name": "la-proper noun"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Latin entries referencing missing etymons",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Latin entries with etymology texts",
          "parents": [],
          "source": "w"
        },
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          "parents": [],
          "source": "w"
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          "parents": [],
          "source": "w"
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          "parents": [],
          "source": "w"
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          "parents": [],
          "source": "w"
        },
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          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymon",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "la",
          "name": "Rivers",
          "orig": "la:Rivers",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "a river in Sarmatia, now the Volga"
      ],
      "id": "en-Rha-la-name-q2XbTvUT",
      "links": [
        [
          "river",
          "river"
        ],
        [
          "Sarmatia",
          "Sarmatia#English"
        ],
        [
          "Volga",
          "Volga"
        ]
      ],
      "tags": [
        "indeclinable",
        "masculine"
      ]
    }
  ],
  "word": "Rha"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": ":bor",
        "3": "grc:Ῥᾶ",
        "text": "+",
        "title": "Rha",
        "tree": "1"
      },
      "expansion": "[Appendix:Glossary#loanword|Borrowed]] from\", \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"Ancient Greek\", \"term\" : \"Ῥᾶ\", \"status\" : \"missing\", \"lang\" : \"grc\" } ], \"keyword\" : \"bor\" } ], \"lang_name\" : \"Latin\", \"term\" : \"Rha\", \"status\" : \"ok\", \"lang\" : \"la\" }\" data-lang=\"la\" data-title=\"Rha\">\nBorrowed from Ancient Greek Ῥᾶ (Rhâ).",
      "name": "ety"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek Ῥᾶ (Rhâ).",
  "head_templates": [
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      "args": {
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        "g": "m",
        "indecl": "1"
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      "expansion": "Rha m (indeclinable)",
      "name": "la-proper noun"
    }
  ],
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  "lang_code": "la",
  "pos": "name",
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        "Latin entries referencing missing etymons",
        "Latin entries with etymology texts",
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        "Latin masculine nouns",
        "Latin proper nouns",
        "Latin terms borrowed from Ancient Greek",
        "Latin terms derived from Ancient Greek",
        "Pages using etymon with no ID",
        "Pages with 2 entries",
        "Pages with entries",
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        "la:Rivers"
      ],
      "glosses": [
        "a river in Sarmatia, now the Volga"
      ],
      "links": [
        [
          "river",
          "river"
        ],
        [
          "Sarmatia",
          "Sarmatia#English"
        ],
        [
          "Volga",
          "Volga"
        ]
      ],
      "tags": [
        "indeclinable",
        "masculine"
      ]
    }
  ],
  "word": "Rha"
}