Jisho

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Na-adjective (keiyodoshi), Noun
1. low (atmospheric) pressure; low-pressure system; depression; cyclone
  • これらの
  • ふね
  • すうじつかん数日間
  • ていきあつ低気圧
  • なか
  • いる
  • ことができる
  • くらい
  • はや速く
  • はし走れる
  • These sea boats are fast enough to stay in a depression for several days.
Na-adjective (keiyodoshi), Noun
2. bad temper; foul mood; tense situation
Wikipedia definition
3. Low-pressure areaA low-pressure area, low or depression, is a region where the atmospheric pressure at sea level is lower than that of surrounding locations. Low-pressure systems form under areas of wind divergence which occur in upper levels of the troposphere. The formation process of a low-pressure area is known as cyclogenesis. Within the field of atmospheric dynamics, areas of wind divergence aloft occur in two areas.
Read “Low-pressure area” on English Wikipedia
Read “低気圧” on Japanese Wikipedia
Read “Low-pressure area” on DBpedia

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