Submitted by György Chityil ... on Fri, 01/19/2018 - 16:50 Hierarchy: NounDescription: {{context|international law}} An amendment to an official treaty. {{defdate|from 19th c.}}Ngram: protocolNgram Text: protocolSource: WiktionaryIssue: 0Wiktionary tag: international lawfrom 19th c.Ngram Count: 1Wikokit WikiText ID: 1106697