Submitted by György Chityil ... on Fri, 01/19/2018 - 21:51 Hierarchy: NounDescription: {{cartography|meteorology}} A line of equal or constant wind direction on a graph or chart, such as a weather map.Ngram: isogonNgram Text: isogonSource: WiktionaryIssue: 0Wiktionary tag: cartographyNgram Count: 1