valley fever

noun

: coccidioidomycosis

Examples of valley fever in a Sentence

Recent Examples on the Web

The biggest risk is for visitors to fungal-thriving places such as the San Joaquin Valley or Phoenix, who then return home to communities where valley fever is uncommon or nonexistent, such as the East Coast, Midwest or San Francisco. — Susanne Rust follow, Los Angeles Times, 23 July 2026

At the other water extreme, drought in the desert Southwest increases the risk of coccidioidomycosis, a fungal infection known as valley fever. — Vijay Limaye, The Conversation, 12 Feb. 2026

The nonprofit has also partnered with Contra Costa Health Services, the California Department of Public Health, and San Joaquin County to inform providers about the rise in valley fever and how to recognize its symptoms among agricultural workers. — Hema Sivanandam, Mercury News, 27 Nov. 2025

Projections show valley fever has spread well beyond the Southwest because of prolonged drought and rising temperatures. — Eduardo Cuevas, USA Today, 22 Sep. 2025

Word History

Etymology

from its prevalence in the San Joaquin valley of California

First Known Use

1938, in the meaning defined above

Rhymes for valley fever

• unbeliever
• achiever
• believer
• deceiver
• perceiver
• receiver
• reliever
• retriever
• transceiver
• cleaver
• leaver
• weaver

Medical Definition

valley fever

noun

val·​ley fever ˈval-ē- 

: coccidioidomycosis