Submitted by György Chityil ... on Fri, 01/19/2018 - 18:37 Hierarchy: Proper NounDescription: {{British|trademark}} a safety glass for car windows, consisting of three layers (glass and mica)Ngram: TriplexNgram Text: TriplexSource: WiktionaryIssue: 0Wiktionary tag: trademarkNgram Count: 1