中ちゅう層そう雲うん

noun

mid-level clouds; middle clouds

Technical meteorological term for clouds with bases between about 2,000 and 7,000 meters, including altostratus and altocumulus.

• 中ちゅう層そう雲うんには高こう積せき雲うんや高こう層そう雲うんが含ふくまれる。

  Mid-level clouds include altocumulus and altostratus.