What does downdraft mean?
A downdraft refers to a downward current of air, often occurring in meteorology as a column of sinking air that can cause hazardous weather conditions. In engineering and architecture, it describes a downward flow of air in a chimney or ventilation system, which can improve ventilation. The term is commonly used in aviation, meteorology, and engineering. Downdrafts can be strong enough to knock over objects or make it difficult to control aircraft. Understanding downdrafts is crucial for predicting weather patterns and designing effective ventilation systems. The concept of downdraft is essential in various fields, and its applications continue to grow.
nounA downdraft is a downward current of air, often used to describe a column of sinking air in meteorology. It can also refer to a downward flow of air in a chimney or a ventilation system.
- A downward current of air in meteorology or ventilation
- A downward flow of air in a chimney or ventilation system
"The thunderstorm produced a strong downdraft that knocked over several trees."
"The pilot struggled to keep the plane steady in the turbulent downdraft."
"The downdraft in the chimney helped to improve ventilation in the kitchen."
Used as a countable noun to describe multiple downward currents of air
"The region experienced several downdrafts during the stormy weather."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of downdraft
The word 'downdraft' originated in the late 19th century, combining 'down' and 'draft', which refers to a current of air. The term has its roots in the study of meteorology and ventilation systems.
Usage notes
Often used in meteorology and aviation to describe hazardous weather conditions. Can also be used in engineering and architecture to describe ventilation systems.