seawater

noun

sea·​wa·​ter ˈsē-ˌwȯ-tər 

-ˌwä-

: water in or from the sea

Examples of seawater in a Sentence

Recent Examples on the Web

In places like the port city of Lazaro Cardenas, seawater swept through homes Thursday and left wooden planks and furniture strewn on the streets. — Megan Janetsky, Arkansas Online, 25 Sep. 2026

In the port city of Lázaro Cárdenas in Michoacán, seawater swept through homes and left wooden planks and furniture strewn on the streets. — Eugene Garcia, Chicago Tribune, 25 Sep. 2026

The company is developing a specialized fiber that captures dissolved uranium as seawater flows across its surface. — Aamir Khollam, Interesting Engineering, 24 Sep. 2026

In general, when a submarine caldera collapses, the sinking seafloor pulls the seawater above it along with it. — Yook Ji Hun, ArsTechnica, 23 Sep. 2026

Word History

First Known Use

before the 12th century, in the meaning defined above

Rhymes for seawater

• backwater
• bathwater
• blackwater
• breakwater
• deepwater
• edgewater
• feedwater
• floodwater
• freshwater
• granddaughter
• groundwater
• headwater

Kids Definition

seawater

noun

sea·​wa·​ter ˈsē-ˌwȯt-ər 

-ˌwät-

: water in or from the sea