southwestern

adjective

south·​west·​ern sau̇(th)-ˈwe-stərn How to pronounce southwestern (audio)
1
: lying toward or coming from the southwest
2
often capitalized : of, relating to, or characteristic of a region conventionally designated Southwest
southwesternmost adjective

Examples of southwestern in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The new species was found in southwestern Russia, near the northwestern border of Kazakhstan. Irene Wright, Miami Herald, 23 Apr. 2025 Much of the series takes place on South Korea’s Jeju Island, located off the southwestern tip of the Korean Peninsula. Regina Kim, Forbes.com, 23 Apr. 2025 The excavation took place in Agrigento, Italy, on the southwestern coast of Sicily. Andrea Margolis, FOXNews.com, 21 Apr. 2025 Tornado watches were in effect Sunday for parts of those two states in addition to pockets of eastern Oklahoma and various places in southwestern, central and northern Texas. Emily Mae Czachor, CBS News, 20 Apr. 2025 See All Example Sentences for southwestern

Word History

Etymology

Middle English, from Old English sūth-westerne, from sūth south + westerne western

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of southwestern was before the 12th century

Cite this Entry

“Southwestern.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/southwestern. Accessed 3 May. 2025.

Kids Definition

southwestern

adjective
south·​west·​ern sau̇(th)-ˈwes-tərn How to pronounce southwestern (audio)
1
: lying toward or coming from the southwest
2
often capitalized : of, relating to, or characteristic of the Southwest

More from Merriam-Webster on southwestern

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!