gill raker


: any of the bony processes on a gill arch that divert solid substances away from the gills

Example Sentences

Recent Examples on the Web Researchers found a new kind of amphipod living in the gill rakers of a female whale shark's mouth, according to a paper describing the new species in the journal Species Diversity. Jason Daley, Smithsonian, 29 Oct. 2019 With spongelike gill rakers, the silver carp specialize in filtering microscopic algae, even outcompeting accompanying schools of bighead carp. Tony Briscoe,, 12 Aug. 2019 Tiny beads of glass caught in its gill rakers suggest that the creature perished while gasping for air as fire rained from the sky. David Von Drehle, Twin Cities, 22 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gill raker.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1880, in the meaning defined above

Time Traveler
The first known use of gill raker was in 1880

Dictionary Entries Near gill raker

Cite this Entry

“Gill raker.” Dictionary, Merriam-Webster, Accessed 2 Dec. 2022.

Kids Definition

gill raker


: any of the bony spines on the gill arch of a fish that prevent solid particles from entering the gills
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