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Definition of toothfish

toothfish

/ˈtuːθ.fɪʃ/
tooth · fish
Plural:toothfish
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toothfish Lexical Profile

toothfish Game Scores & Validity

• noun

1

A large, deep-water, predatory marine fish of the genus Dissostichus, native to the cold waters of the Southern Ocean and prized commercially for its high fat content and rich, flaky meat.

Example

"Conservationists raised alarms regarding the illegal harvesting of the Patagonian toothfish in Antarctic waters."

Word Nuance & Usage

Often encountered in culinary contexts under the marketing name 'Chilean sea bass', a term invented to make the fish sound more appetizing to consumers.

• Nearby Words

toothbrush
toothbrushing
toothed
toothfish
toothless
toothlessly
toothlike

Word Origin & Etymology

A compound of 'tooth' and 'fish', named for the prominent, sharp teeth these large, deep-water predators use to catch their prey.

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Toothfish. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/toothfish
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