"baro-" meaning in Español

{
  "categories": [
    {
      "kind": "other",
      "name": "ES:Palabras bisílabas",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "ES:Palabras llanas",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "ES:Prefijos",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "ES:Rimas:a.ɾo",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Español",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "grc",
        "2": "βάρος",
        "3": "pesadez",
        "tr": "báros"
      },
      "expansion": "Del griego antiguo βάρος (báros, \"pesadez\")",
      "name": "etimología"
    }
  ],
  "etymology_text": "Del griego antiguo βάρος (báros, \"pesadez\").",
  "extra_sounds": {
    "acentuación": "llana",
    "longitud silábica": "bisílaba"
  },
  "hyphenation": "ba-ro",
  "lang": "Español",
  "lang_code": "es",
  "pos": "prefix",
  "pos_title": "prefijo",
  "senses": [
    {
      "glosses": [
        "Se usa para indicar pesantez y presión atmosférica"
      ],
      "id": "es-baro--es-prefix-Hc0VVYYO",
      "sense_index": "1"
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈba.ɾo]"
    },
    {
      "rhymes": "a.ɾo"
    }
  ],
  "word": "baro-"
}

{
  "categories": [
    "ES:Palabras bisílabas",
    "ES:Palabras llanas",
    "ES:Prefijos",
    "ES:Rimas:a.ɾo",
    "Español"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "grc",
        "2": "βάρος",
        "3": "pesadez",
        "tr": "báros"
      },
      "expansion": "Del griego antiguo βάρος (báros, \"pesadez\")",
      "name": "etimología"
    }
  ],
  "etymology_text": "Del griego antiguo βάρος (báros, \"pesadez\").",
  "extra_sounds": {
    "acentuación": "llana",
    "longitud silábica": "bisílaba"
  },
  "hyphenation": "ba-ro",
  "lang": "Español",
  "lang_code": "es",
  "pos": "prefix",
  "pos_title": "prefijo",
  "senses": [
    {
      "glosses": [
        "Se usa para indicar pesantez y presión atmosférica"
      ],
      "sense_index": "1"
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈba.ɾo]"
    },
    {
      "rhymes": "a.ɾo"
    }
  ],
  "word": "baro-"
}