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Definition of sevengill shark

sevengill shark

Plural:sevengill sharks
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• noun

1

Any of several species of primitive sharks, primarily in the family Hexanchidae, characterized by having seven pairs of gill slits instead of the typical five.

Example

"The broadnose sevengill shark is an apex predator commonly found patrolling the kelp forests and shallow bays of the Pacific Ocean."

Synonyms
View all synonyms for sevengill shark

Word Nuance & Usage

The term is primarily used to distinguish this ancient lineage of sharks from modern sharks, which almost universally possess only five gill slits.

• Nearby Words

setup
seven
sevenfold
sevengill shark
sevenish
seventeen
seventeenth

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Sevengill shark. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/sevengill-shark
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