Kasai

American

[kuh-sahy, kah-] / kəˈsaɪ, kɑ- /

noun

a river in S central Africa, flowing from central Angola to and then NW along the Angola-Democratic Republic of the Congo border and through the Democratic Republic of the Congo to the Congo (Zaire) River. About 1,100 miles (1,770 km) long.

Kasai British

/ kɑːˈsaɪ /

noun

a river in southwestern Africa, rising in central Angola and flowing east then north as part of the border between Angola and the Democratic Republic of Congo (formerly Zaïre), continuing northwest through the Democratic Republic of Congo to the River Congo. Length: 2154 km (1338 miles)

"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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The last outbreak, in the central province of Kasai, started on August 20, when a 34-year-old pregnant woman was admitted to hospital.

From Barron's • Dec. 1, 2025

The latest outbreak is in central Kasai province, with 28 suspected cases recorded, the ministry said.

From BBC • Sep. 4, 2025

The Disney Channel and “Dancing With the Stars” alumna confirmed Sunday that she had welcomed her first child, a baby named Kasai.

From Los Angeles Times • Jan. 27, 2025

Tedros informed staff in an August email that Kasai was “on leave” and another senior official was dispatched to replace him temporarily.

From Seattle Times • Mar. 8, 2023

The Kasai did not narrow above the swamp, nor was there any change in the colour of the water or the strength of the current.

From The Fire-Gods A Tale of the Congo by Gilson, Charles

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023