Pearl Harbor

noun

Definition of Pearl Harbor

(Entry 1 of 2)

: a surprise attack often with devastating effect

Pearl Harbor

geographical name

Definition of Pearl Harbor (Entry 2 of 2)

inlet of the Pacific on the southern coast of Oahu, Hawaii, west of Honolulu; site of a U.S. Navy base

Note: The Japanese attack on Pearl Harbor on December 7, 1941 precipitated the U.S. entry into World War II.

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The first known use of Pearl Harbor was in 1942

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