Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

benthoscope

noun
ben·tho·scope | \ ˈben-thə-ˌskōp \
plural -s

Definition of benthoscope 

: a deep-sea diving instrument consisting of a hollow steel sphere capable of carrying an observer to depths of several thousand feet

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!

History and Etymology for benthoscope

benthos + -scope

Keep scrolling for more

Learn More about benthoscope

Share benthoscope

Resources for benthoscope

Cite Time Traveler Time Traveler! Explore the year a word first appeared

Dictionary Entries near benthoscope

benthon

benthonic

benthos

benthoscope

Bentinck

Bentinck boom

bent leg

Statistics for benthoscope

Look-up Popularity

Comments on benthoscope

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

Show Comments  Hide Comments 

WORD OF THE DAY

biannual

occurring twice a year or every two years

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

  • alt-573b465788319
  • Name these cookies!
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Word Winder's CrossWinder

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