bathysphere

noun

bathy·​sphere ˈba-thi-ˌsfir 

: a strongly built steel diving sphere for deep-sea observation

Examples of bathysphere in a Sentence

Recent Examples on the Web

Valya volunteers to detach Venera 7’s bathysphere, knowing that he’ll be pulled toward Venus, and will certainly die there. — Roxana Hadadi, Vulture, 10 July 2026

Inside the bathysphere of the novel, readers make contact with a darkness that our frightened minds might otherwise reject. — Literary Hub, 10 Feb. 2026

In 1932, American naturalist William Beebe set out to explore this ecosystem in a vessel known as a bathysphere (a steel ball suspended from a research ship like a pendulum). — WIRED, 9 Dec. 2023

He was seated in the bathysphere, a submersible steel ball equipped with oxygen tanks and small quartz windows, alongside the device’s inventor, Otis Barton. — Benjamin Shull, WSJ, 2 July 2023

The first bathysphere made its initial descent off an island in Bermuda on June 6, 1930, lowered into the Atlantic Ocean by a shipboard winch. — Amy Brady, Scientific American, 20 June 2023

The winchmen dropped the bathysphere back on board and unscrewed the bolts to release the skinny men into the afternoon sun. — Brad Fox, Smithsonian Magazine, 16 May 2023

New visitations of aliens land in former Minneapolis, initiate dune-buggy-and-bathysphere tours of important sites in career of Prince. — Ian Frazier, The New Yorker, 14 Oct. 2019

Word History

Etymology

bathy- + sphere entry 1

First Known Use

1930, in the meaning defined above

Rhymes for bathysphere

• atmosphere
• biosphere
• centromere
• chemosphere
• chromosphere
• hemisphere
• hydrosphere
• lithosphere
• mesosphere
• microsphere
• miserere
• mountaineer

Kids Definition

bathysphere

noun

bathy·​sphere ˈbath-i-ˌsfi(ə)r 

: a strongly built steel ball in which a person can dive to great depth for deep-sea observation