[south-wes-ter-lee; Nautical sou-wes-ter-lee]

adjective, adverb

toward or from the southwest.

Origin of southwesterly

1700–10; southwest + -erly (see easterly) Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for southwesterly

Historical Examples of southwesterly

  • A southwesterly breeze had sprung up, and there was a watery look about the sky.

    The Night Riders

    Ridgwell Cullum

  • The nursery should be a quiet room with a south or southwesterly exposure.

    The Mother and Her Child

    William S. Sadler

  • They set out at a fox-trot, continuing their southwesterly direction.

    Bred of the Desert

    Marcus Horton

  • The habitat of this grape extends from southern Oklahoma, as a northern limit, southwesterly into Mexico.

  • Stratton remembered Las Vegas as the name of a camp down at the southwesterly extremity of the ranch.

    Shoe-Bar Stratton

    Joseph Bushnell Ames

British Dictionary definitions for southwesterly


adjective, adverb

in, towards, or (esp of a wind) from the southwest

noun plural -lies

a wind or storm from the southwest
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