pneumatic duct

noun

the duct joining the air bladder and alimentary canal of a physostomous fish.

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source

Examples from the Web for pneumatic duct

Historical Examples

The absence of a pneumatic duct in the Physoclisti would appear to be due to a post-larval atrophy.

The Works of Francis Maitland Balfour, Volume III (of 4) Francis Maitland Balfour
He also believed that certain species produced a noise by forcing the gas from the air-bladder through a pneumatic duct.

A Guide to the Study of Fishes, Volume 1 (of 2) David Starr Jordan

What Is the Difference Between Discreet and Discrete?
Learn the correct uses of these two commonly confused homophones.
What Character Was Removed from the Alphabet?
What mistaken pronunciation gave this character its name?
Apostrophes 101
This small mark has two primary uses: to signify possession or omitted letters.
How Do I Get a Word into the Dictionary?
People invent new words all the time, but which ones actually make it?

Few English speakers likely know this word

Scrabble Words With Friends