lowering

Từ điển WordNet v3.1 - WordNet Dictionary

I - noun

1. the act of causing to become less
• Derivationally related forms:
lower
• Hypernyms:
decrease, diminution, reduction, step-down
• Hyponyms:
tapering
2. the act of causing something to move to a lower level
• Syn:
letting down
• Derivationally related forms:
lower
• Hypernyms:
movement

II - adjective

darkened by clouds (Freq. 1)
- a heavy sky
• Syn:
heavy, sullen, threatening
• Similar to:
cloudy
• Derivationally related forms:
sullenness (for: sullen)

• Từ đồng nghĩa / Synonyms:
  heavy, sullen, threatening, letting down