"ad-" meaning in Latin

{
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "ad",
        "3": "",
        "4": "to, towards"
      },
      "expansion": "ad (“to, towards”)",
      "name": "m"
    },
    {
      "args": {
        "1": "la",
        "2": "itc-pro",
        "3": "*ad"
      },
      "expansion": "Proto-Italic *ad",
      "name": "inh"
    },
    {
      "args": {
        "1": "la",
        "2": "ine-pro",
        "3": "*h₂éd",
        "4": "",
        "5": "near, at"
      },
      "expansion": "Proto-Indo-European *h₂éd (“near, at”)",
      "name": "der"
    }
  ],
  "etymology_text": "From the Latin preposition ad (“to, towards”), in turn from Proto-Italic *ad, from Proto-Indo-European *h₂éd (“near, at”).",
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "prefix"
      },
      "expansion": "ad-",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "prefix",
  "senses": [
    {
      "glosses": [
        "to"
      ],
      "id": "en-ad--la-prefix-Zj6hv~~l",
      "links": [
        [
          "to",
          "to"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    },
    {
      "categories": [
        {
          "_dis": "0 100",
          "kind": "other",
          "name": "Latin entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "usually prefixed to verbs, in which cases it often has the effect of intensifying the verbal action"
      ],
      "id": "en-ad--la-prefix-qe0jZWdg",
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "ad-"
}

{
  "categories": [
    "Latin entries with incorrect language header",
    "Latin lemmas",
    "Latin prefixes",
    "Latin terms derived from Proto-Indo-European",
    "Latin terms derived from Proto-Italic",
    "Latin terms inherited from Proto-Italic"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "ad",
        "3": "",
        "4": "to, towards"
      },
      "expansion": "ad (“to, towards”)",
      "name": "m"
    },
    {
      "args": {
        "1": "la",
        "2": "itc-pro",
        "3": "*ad"
      },
      "expansion": "Proto-Italic *ad",
      "name": "inh"
    },
    {
      "args": {
        "1": "la",
        "2": "ine-pro",
        "3": "*h₂éd",
        "4": "",
        "5": "near, at"
      },
      "expansion": "Proto-Indo-European *h₂éd (“near, at”)",
      "name": "der"
    }
  ],
  "etymology_text": "From the Latin preposition ad (“to, towards”), in turn from Proto-Italic *ad, from Proto-Indo-European *h₂éd (“near, at”).",
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "prefix"
      },
      "expansion": "ad-",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "prefix",
  "senses": [
    {
      "glosses": [
        "to"
      ],
      "links": [
        [
          "to",
          "to"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    },
    {
      "glosses": [
        "usually prefixed to verbs, in which cases it often has the effect of intensifying the verbal action"
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "ad-"
}