bathy·​al | \ ˈba-thē-əl How to pronounce bathyal (audio) \

Definition of bathyal

: of or relating to the ocean depths or floor usually from 600 to 6000 feet (180 to 1800 meters)

Examples of bathyal in a Sentence

Recent Examples on the Web The blue of the bathyal zone bleeds into the black of the abyssal, the light winks out to perfect pitch, and the dark goes on and on, for eight monotonous hours. Bucky Mcmahon, Esquire, "If Anyone Finds MH370, It Will Be the Men on This Ship," 14 Sep. 2015

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

First Known Use of bathyal

1907, in the meaning defined above

History and Etymology for bathyal

Greek bathýs "deep" + -al entry 1 — more at bathy-

Keep scrolling for more

Learn More about bathyal

Time Traveler for bathyal

Time Traveler

The first known use of bathyal was in 1907

See more words from the same year

Statistics for bathyal

Cite this Entry

“Bathyal.” Dictionary, Merriam-Webster, Accessed 26 Sep. 2020.

Comments on bathyal

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


Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized drawing of woman pole vaulting across gap to get trophy
  • Which is a synonym of fuliginous?
Spell It

Can you spell these 10 commonly misspelled words?


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

Love words? Need even more definitions?

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