otolith

noun
oto·​lith | \ˈō-tə-ˌlith \

Definition of otolith 

: a calcareous concretion in the inner ear of a vertebrate or in the otocyst of an invertebrate

Keep scrolling for more

Other Words from otolith

otolithic \ ˌō-​tə-​ˈli-​thik \ adjective

Examples of otolith in a Sentence

Recent Examples on the Web

In those individuals, Balaban says, further tests implicated damage to the ear's otolith organs, the utricle and the saccule, key to sensing gravity. Richard Stone, Science | AAAS, "Sonic attack or mass paranoia? New evidence stokes debate over diplomats’ mysterious illness," 20 June 2018 Determining a bony fish's age can be easily done by analyzing their otoliths, or ear stones. National Geographic, "272-Year-Old Shark Is Longest-Lived Vertebrate on Earth," 11 Aug. 2016

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

First Known Use of otolith

circa 1836, in the meaning defined above

History and Etymology for otolith

French otolithe, from ot- + -lithe -lith

Keep scrolling for more

Learn More about otolith

Dictionary Entries near otolith

otocyst

otolaryngology

otolite

otolith

Otolithidae

otology

Otomac

Statistics for otolith

Look-up Popularity

Time Traveler for otolith

The first known use of otolith was circa 1836

See more words from the same year

Keep scrolling for more

More Definitions for otolith

otolith

noun
oto·​lith | \ˈōt-ᵊl-ˌith \

Medical Definition of otolith 

: a calcareous concretion in the inner ear of a vertebrate or in the otocyst of an invertebrate that is especially conspicuous in many bony fishes where it forms a hard body and in most of the higher vertebrates where it is represented by a mass of small calcareous otoconia

called also statolith

Other Words from otolith

otolithic \ ˌōt-​ᵊl-​ˈith-​ik \ adjective

More from Merriam-Webster on otolith

Britannica.com: Encyclopedia article about otolith

Comments on otolith

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

WORD OF THE DAY

by force of circumstances

Get Word of the Day daily email!

Test Your Vocabulary

Difficult Vocab Quiz

  • the-education-of-achilles-eugne-delacroix
  • Which is a synonym of discomfit?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Bee Cubed

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!