Submitted by György Chityil ... on Fri, 01/19/2018 - 21:46 Hierarchy: NounDescription: {{surveying}} An instrument used to measure horizontal angles, consisting of a brass circle and an index, all of one piece.Ngram: circumferentorNgram Text: circumferentorSource: WiktionaryIssue: 0Wiktionary tag: surveyingNgram Count: 1