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updraft

updraft

7 7.2
A strong upward movement of air that carries birds or gliders higher
  • noun
  • /ˈʌpˌdræft/
  • Specialized
translation icon : corriente ascendente
  • As the hot air balloon ascended, it was lifted by a strong updraft in the cool morning air.

For example, spraying the upper layers of a hurricane with particles that absorb sunlight to warm up the air and thereby reduce the updraft.

Examples

  • "A continual updraft of warm air created minor turbulence, but nothing the Egg's computer couldn't compensate for.

    Fiction book (2000)
  • "We'll see!" Aided by a weak updraft, Mirka climbed higher.

    Fiction book (2001)
  • Something light, being carried off in some updraft of air.

    Fiction book (1997)
  • Look at the updraft, the angle.

  • But it only works for the updraft.

  • Yeah, Tony, is it me, or has the main updraft shifted?

  • You watch what the birds are doing, how they handle the updrafts.

  • Children are tossing leaves into the updraft of a vent above the underground parking lot.

    Fiction book (1992)
  • The heat caused an updraft, and the smoke and ashes ascended almost vertically.

    Fiction book (1999)
  • The tall chimney so increases the updraft that the kiln no longer needs a motor and a fan to drive air through.

Synonyms

thermal
vsupdraft
  • Specialized
22 6.1

A rising current of warm air that birds and gliders use to go up

is a stronger upward air movement often from heated ground
upwelling
vsupdraft
  • Specialized
1 6.0

An upward movement of water or gas from below to the surface

is about strong warm-air ascent rather than material rising from depth
upflow
vsupdraft
  • Specialized
1 4.8

An upward movement of air or water

is specifically a strong air movement usually caused by warming
uprush
vsupdraft
1 7.7

A sudden strong rise of feeling or of liquid like water

is similar but usually denotes persistent strong air lift rather than a brief surge
upcurrent
vsupdraft
8.1

A flow that moves upward in the air or toward the start of a river

focuses on strong upward motion of air often from surface heating
upsurgence
vsupdraft
8.8

A sudden upward movement of water or gas from underground

is focused on strong air rising caused by warmth not emergence from below
upswell
vsupdraft
6.8

A sudden upward movement of water that can flood land

is concentrated on rapid warm-air lift rather than surface swelling

Antonyms

downdraft
  • Specialized
5 7.1

A sudden strong downward rush of air, often near storms or in chimneys

How Strong

updraft
  • Specialized
7 7.2
upsurge
9 5.0
upflow
  • Specialized
1 4.8
upwelling
  • Specialized
1 6.0
upcurrent
8.1

Surface Forms

updraft singular
updrafts plural

Morphology

updraft = draft (transparent) = up + draft

Meaning is directly the combination of 'up' (upward) + 'draft' (a current of air) giving an upward movement of air. [Postprocessing: moved 'up' from base_words to prefix]

Etymology

The word updraft is simple: it joins up- 'up' and draft 'a current of air'. So an updraft is a current of air that moves upward, which is why birds, gliders and storms use it to rise.