headwind

[ hed-wind ]
/ ˈhɛdˌwɪnd /

noun

a wind opposed to the course of a moving object, especially an aircraft or other vehicle (opposed to tailwind).

Origin of headwind

First recorded in 1780–90; (a)head + wind1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for headwind

British Dictionary definitions for headwind

headwind
/ (ˈhɛdˌwɪnd) /

noun

a wind blowing directly against the course of an aircraft or shipCompare tailwind
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for headwind

headwind
head wind (hĕdwĭnd′)

A wind blowing directly against the course of a moving object, especially an aircraft or ship.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.