"at-" meaning in Latvian

{
  "antonyms": [
    {
      "word": "aiz-"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "lt",
        "2": "at-",
        "3": "",
        "4": "back, away"
      },
      "expansion": "Lithuanian at- (“back, away”)",
      "name": "cog"
    },
    {
      "args": {
        "1": "prg",
        "2": "at-",
        "3": "",
        "4": "back, away"
      },
      "expansion": "Old Prussian at- (“back, away”)",
      "name": "cog"
    },
    {
      "args": {
        "1": "sla-pro",
        "2": "*ot-"
      },
      "expansion": "Proto-Slavic *ot-",
      "name": "cog"
    },
    {
      "args": {
        "1": "lv",
        "2": "ine-bsl-pro",
        "3": "*at-"
      },
      "expansion": "Proto-Balto-Slavic *at-",
      "name": "inh"
    },
    {
      "args": {
        "1": "lv",
        "2": "ine-pro",
        "3": "*h₁éti",
        "4": "*h₁óti",
        "5": "beyond, further; also"
      },
      "expansion": "Proto-Indo-European *h₁óti (“beyond, further; also”)",
      "name": "der"
    },
    {
      "args": {
        "1": "prg",
        "2": "-"
      },
      "expansion": "Old Prussian",
      "name": "m+"
    }
  ],
  "etymology_text": "Cognate with Lithuanian at- (“back, away”), Old Prussian at- (“back, away”), and Proto-Slavic *ot-, from Proto-Balto-Slavic *at- (related to the preposition *ati), probably either from Proto-Indo-European *h₁óti (“beyond, further; also”), evidenced by the Old Prussian variant et- (< *h₁éti), or from a merger of this word with *h₂éti (“but”).",
  "head_templates": [
    {
      "args": {
        "1": "lv",
        "2": "prefix",
        "head": "",
        "sort": ""
      },
      "expansion": "at-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "at-",
      "name": "lv-prefix"
    }
  ],
  "lang": "Latvian",
  "lang_code": "lv",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Latvian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 10 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Proto-Indo-European links with manual fragments",
          "parents": [
            "Links with manual fragments",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Usually found on verbs (and their derived nouns or adjectives) with the meaning 'away,' or also 'open' (like Russian от- (ot-))."
      ],
      "id": "en-at--lv-prefix-ZM1BCKJX",
      "links": [
        [
          "от-",
          "от-#Russian"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "at-"
}

{
  "antonyms": [
    {
      "word": "aiz-"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "lt",
        "2": "at-",
        "3": "",
        "4": "back, away"
      },
      "expansion": "Lithuanian at- (“back, away”)",
      "name": "cog"
    },
    {
      "args": {
        "1": "prg",
        "2": "at-",
        "3": "",
        "4": "back, away"
      },
      "expansion": "Old Prussian at- (“back, away”)",
      "name": "cog"
    },
    {
      "args": {
        "1": "sla-pro",
        "2": "*ot-"
      },
      "expansion": "Proto-Slavic *ot-",
      "name": "cog"
    },
    {
      "args": {
        "1": "lv",
        "2": "ine-bsl-pro",
        "3": "*at-"
      },
      "expansion": "Proto-Balto-Slavic *at-",
      "name": "inh"
    },
    {
      "args": {
        "1": "lv",
        "2": "ine-pro",
        "3": "*h₁éti",
        "4": "*h₁óti",
        "5": "beyond, further; also"
      },
      "expansion": "Proto-Indo-European *h₁óti (“beyond, further; also”)",
      "name": "der"
    },
    {
      "args": {
        "1": "prg",
        "2": "-"
      },
      "expansion": "Old Prussian",
      "name": "m+"
    }
  ],
  "etymology_text": "Cognate with Lithuanian at- (“back, away”), Old Prussian at- (“back, away”), and Proto-Slavic *ot-, from Proto-Balto-Slavic *at- (related to the preposition *ati), probably either from Proto-Indo-European *h₁óti (“beyond, further; also”), evidenced by the Old Prussian variant et- (< *h₁éti), or from a merger of this word with *h₂éti (“but”).",
  "head_templates": [
    {
      "args": {
        "1": "lv",
        "2": "prefix",
        "head": "",
        "sort": ""
      },
      "expansion": "at-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "at-",
      "name": "lv-prefix"
    }
  ],
  "lang": "Latvian",
  "lang_code": "lv",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Latvian entries with incorrect language header",
        "Latvian lemmas",
        "Latvian prefixes",
        "Latvian terms derived from Proto-Balto-Slavic",
        "Latvian terms derived from Proto-Indo-European",
        "Latvian terms inherited from Proto-Balto-Slavic",
        "Pages using catfix",
        "Pages with 10 entries",
        "Pages with entries",
        "Proto-Indo-European links with manual fragments"
      ],
      "glosses": [
        "Usually found on verbs (and their derived nouns or adjectives) with the meaning 'away,' or also 'open' (like Russian от- (ot-))."
      ],
      "links": [
        [
          "от-",
          "от-#Russian"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "at-"
}