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gill slit

noun

Definition of GILL SLIT

: one of the openings or clefts between the gill arches in vertebrates that breathe by gills through which water taken in at the mouth passes to the exterior and bathes the gills; also : branchial cleft

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gill slit

gill slit

Definition of GILL SLIT

Learn More About GILL SLIT

Test Your Vocabulary

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gill slit

gill slit

Definition of GILL SLIT

Learn More About GILL SLIT

Test Your Vocabulary

Name That Thing

True or False?

Join Us on FB & Twitter

Get Our Free Apps

The Merriam-Webster

Unabridged Dictionary

Learning English?

We can help.

Our Dictionary,On Your Devices

Visit Our Store

Join Us

Bookstore: Digital and Print

Other Merriam-Webster Dictionaries

Our Dictionary,
On Your Devices