Submitted by György Chityil ... on Fri, 01/19/2018 - 18:28 Hierarchy: NounDescription: {{context|geology|seismology}} An elastic, compressional wave, such as that produced by an earthquake. Movement is longitudinalNgram: P-waveNgram Text: P-waveSource: WiktionaryIssue: 0Wiktionary tag: geologyseismologyNgram Count: 1
