mây dông

mây dông

Bầu trời đen kịt vì những đám mây dông.

Definition
  1. Noun (Meteorology):
    • Thundercloud / Cumulonimbus cloud: A large, dense, and vertically developed type of cloud associated with thunderstorms, heavy precipitation, lightning, and sometimes hail. It is the mature stage of a thunderstorm cell.
    • Storm cloud: A general term for dark, threatening clouds that indicate an approaching storm.
Usage Examples
  • Noun:
    • Bầu trời đen kịt những đám mây dông. (The sky is dark with thunderclouds.)
    • Mây dông thường mang theo mưa lớn sấm chớp. (Storm clouds often bring heavy rain and thunder and lightning.)
    • Phi công cố gắng lái máy bay tránh vùng mây dông. (The pilot tried to steer the plane away from the cumulonimbus cloud area.)
Advanced Usage
  • In meteorological contexts, "mây dông" specifically refers to cumulonimbus (Cb), the cloud genus known for severe weather.
    • Dự báo thời tiết cảnh báo về sự hình thành của mây dông trên biển. (The weather forecast warns of cumulonimbus formation over the sea.)
Variants and Related Words
  • Mây tích (n): An older or more technical Vietnamese term for cumulonimbus, directly translating to "rain heap cloud."
  • Mây giông (n): A variant spelling/synonym for "mây dông."
Synonyms
  • Thundercloud
  • Cumulonimbus cloud (technical)
  • Storm cloud
Related Idioms and Phrases
  • Đen như mây dông: As dark as a storm cloud; used to describe something very dark or a grim situation.
    • Khuôn mặt ông ấy đen như mây dông. (His face was as dark as a thundercloud.)
  • Mang theo mây dông: To bring storm clouds; metaphorically, to bring trouble or a bad atmosphere.
    • Sự có mặt của anh ta như mang theo mây dông vào cuộc họp. (His presence was like bringing storm clouds into the meeting.)