"a mano a mano" meaning in Italian

{
  "head_templates": [
    {
      "args": {},
      "expansion": "a mano a mano",
      "name": "it-adv"
    }
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "adv",
  "senses": [
    {
      "glosses": [
        "gradually"
      ],
      "id": "en-a_mano_a_mano-it-adv-6HqcF2Vq",
      "links": [
        [
          "gradually",
          "gradually"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "0 81 19",
          "kind": "other",
          "name": "Italian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "0 95 5",
          "kind": "other",
          "name": "Italian reduplicated coordinated pairs",
          "parents": [
            "Reduplicated coordinated pairs",
            "Coordinated pairs",
            "Reduplications",
            "Terms by etymology"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "0 81 19",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "little by little"
      ],
      "id": "en-a_mano_a_mano-it-adv-Xc4sFmPf",
      "links": [
        [
          "little by little",
          "little by little"
        ]
      ]
    },
    {
      "glosses": [
        "bit by bit, incrementally, step by step"
      ],
      "id": "en-a_mano_a_mano-it-adv-tWbB3mbd",
      "links": [
        [
          "bit by bit",
          "bit by bit"
        ],
        [
          "incrementally",
          "incrementally"
        ],
        [
          "step by step",
          "step by step"
        ]
      ]
    }
  ],
  "word": "a mano a mano"
}

{
  "categories": [
    "Italian adverbs",
    "Italian entries with incorrect language header",
    "Italian lemmas",
    "Italian multiword terms",
    "Italian reduplicated coordinated pairs",
    "Pages with 1 entry"
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "a mano a mano",
      "name": "it-adv"
    }
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "adv",
  "senses": [
    {
      "glosses": [
        "gradually"
      ],
      "links": [
        [
          "gradually",
          "gradually"
        ]
      ]
    },
    {
      "glosses": [
        "little by little"
      ],
      "links": [
        [
          "little by little",
          "little by little"
        ]
      ]
    },
    {
      "glosses": [
        "bit by bit, incrementally, step by step"
      ],
      "links": [
        [
          "bit by bit",
          "bit by bit"
        ],
        [
          "incrementally",
          "incrementally"
        ],
        [
          "step by step",
          "step by step"
        ]
      ]
    }
  ],
  "word": "a mano a mano"
}