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Word of the Day Tuesday, June 9, 2026

billfish

/ˈbɪlfɪʃ/ noun · British & US
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What does billfish mean?

noun

A large, predatory fish of the family Istiophoridae, characterized by a long, pointed bill and a distinctive sail-like dorsal fin. Billfish are found in tropical and subtropical oceans worldwide.

Example

"The angler hooked a massive blue marlin, a type of billfish, while fishing in the Caribbean."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for billfish

Rhymes with billfish

Etymologically related