"return air" meaning in All languages combined

See return air on Wiktionary

Noun [English]

Head templates: {{en-noun|-}} return air (uncountable)
  1. The mechanism in an HVAC system that pulls stale, unconditioned air out of a spaces and cycles it back to the furnace or air conditioner to be reheated or cooled; it works in a continuous loop with the supply vents to regulate indoor air pressure, filter out dust, and maintain even temperatures. Tags: uncountable Coordinate_terms: supply air
    Sense id: en-return_air-en-noun-9PSVGp2r Categories (other): English entries with incorrect language header, Pages with 1 entry, Pages with entries, Air
     
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      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "name": "English entries with incorrect language header",
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          "name": "Air",
          "orig": "en:Air",
          "parents": [],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "word": "supply air"
        }
      ],
      "glosses": [
        "The mechanism in an HVAC system that pulls stale, unconditioned air out of a spaces and cycles it back to the furnace or air conditioner to be reheated or cooled; it works in a continuous loop with the supply vents to regulate indoor air pressure, filter out dust, and maintain even temperatures."
      ],
      "id": "en-return_air-en-noun-9PSVGp2r",
      "links": [
        [
          "HVAC",
          "HVAC"
        ],
        [
          "stale",
          "stale"
        ],
        [
          "unconditioned",
          "unconditioned"
        ],
        [
          "furnace",
          "furnace"
        ],
        [
          "air conditioner",
          "air conditioner"
        ],
        [
          "supply vent",
          "supply vent"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "return air"
}

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  "lang_code": "en",
  "pos": "noun",
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        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
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      ],
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        ],
        [
          "stale",
          "stale"
        ],
        [
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          "unconditioned"
        ],
        [
          "furnace",
          "furnace"
        ],
        [
          "air conditioner",
          "air conditioner"
        ],
        [
          "supply vent",
          "supply vent"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "return air"
}

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This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2026-08-20 from the enwiktionary dump dated 2026-08-05 using wiktextract (872fc7b and 4deed51). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.