gill arch
Americannoun
Etymology
Origin of gill arch
First recorded in 1875–80
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
To build a version for laundry, the researchers recreated the gill arch system and tested different mesh sizes and funnel opening angles.
From Science Daily ● Dec. 22, 2025
Their gill arch system forms a funnel that is widest at the mouth and narrows toward the gullet.
From Science Daily ● Dec. 22, 2025
They swim with open mouths and capture plankton using their gill arch system.
From Science Daily ● Dec. 22, 2025
Another gill arch eventually evolved into a head bone called the hyoid.
From Science Magazine ● Nov. 1, 2023
These fish lack a distinctive head and shoulder, but fossil evidence of blood vessels shows the circulatory system to the head and to the trunk divides after the sixth gill arch.
From Science Magazine ● Nov. 1, 2023
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
