Submitted by György Chityil ... on Fri, 01/19/2018 - 18:28 Hierarchy: AcronymDescription: {{aviation}} '''P'''oint '''T'''ake-'''O'''ff and '''L'''andingNgram: PTOLNgram Text: PTOLSource: WiktionaryIssue: 0Wiktionary tag: aviationNgram Count: 1