Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

Hiodon

noun
Hi·o·don | \ˈhīəˌdän\

Definition of Hiodon 

: a genus (the type of the family Hiodontidae) of North American freshwater fishes comprising the mooneyes

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Other Words from Hiodon

hiodont \-nt \ adjective or noun

History and Etymology for Hiodon

New Latin, irregular from hy- + -odon

Keep scrolling for more

Learn More about Hiodon

Dictionary Entries near Hiodon

hintingly

Hinton test

hintzeite

Hiodon

H ion

hiortdahlite

hip

Statistics for Hiodon

Look-up Popularity

Comments on Hiodon

What made you want to look up Hiodon? Please tell us where you read or heard it (including the quote, if possible).

Show Comments  Hide Comments 

WORD OF THE DAY

brouhaha

a state of commotion or excitement

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games