Submitted by György Chityil ... on Fri, 01/19/2018 - 18:23 Hierarchy: NounDescription: {{construction}} The cavity in a cavity wall containing air for insulation.Ngram: airspaceNgram Text: airspaceSource: WiktionaryIssue: 0Wiktionary tag: constructionNgram Count: 1Wikokit WikiText ID: 222846