Beaufort scale(redirected from Calm wind)
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A scale of wind force ranging from 0 (calm) to 12 (hurricane), corresponding with the velocity of wind at a set distance above ground or sea level.
[After Sir Francis Beaufort (1774-1857), British naval officer.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Physical Geography) meteorol an international scale of wind velocities ranging for practical purposes from 0 (calm) to 12 (hurricane force). In the US an extension of the scale, from 13 to 17 for winds over 64 knots, is used
[C19: after Sir Francis Beaufort (1774–1857), British admiral and hydrographer who devised it]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Beau′fort scale′(ˈboʊ fərt)
a scale for indicating the force or speed of wind, using numbers from 0 to 12 or sometimes 17.
[1855–60; after Sir Francis Beaufort (1774–1857)]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
A scale for classifying the force of the wind, ranging from 0 (calm) to 12 (hurricane). The scale was devised in 1805 as a means of describing the effect of different wind velocities on ships at sea.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(wind scale) A scale that rates the force of wind from 0 to 12, a rating of 0 being absolute calm and one of 12 being hurricane force.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
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|Noun||1.||Beaufort scale - an international scale of wind force from 0 (calm air) to 12 (hurricane)|
light air - wind moving 1-3 knots; 1 on the Beaufort scale
light breeze - wind moving 4-7 knots; 2 on the Beaufort scale
gentle breeze - wind moving 8-12 knots; 3 on the Beaufort scale
moderate breeze - wind moving 13-18 knots; 4 on the Beaufort scale
fresh breeze - wind moving 19-24 knots; 5 on the Beaufort scale
strong breeze - wind moving 25-31 knots; 6 on the Beaufort scale
fresh gale - wind moving 39-46 knots; 8 on the Beaufort scale
strong gale - wind moving 47-54 knots; 9 on the Beaufort scale
whole gale - wind moving 55-63 knots; 10 on the Beaufort scale
storm, violent storm - a violent weather condition with winds 64-72 knots (11 on the Beaufort scale) and precipitation and thunder and lightning
hurricane - a severe tropical cyclone usually with heavy rains and winds moving a 73-136 knots (12 on the Beaufort scale)
|2.||Beaufort scale - a scale from 0 to 12 for the force of the wind|
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Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
n → Beaufortskala f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007