as·​tro·​dome ˈa-strə-ˌdōm How to pronounce astrodome (audio)
: a transparent dome in the upper surface of an airplane from within which the navigator makes celestial observations

Examples of astrodome in a Sentence

Recent Examples on the Web The astrodome included a hanging point for a sextant so navigators would not have to hold the weighty instrument. David Hambling, Popular Mechanics, 25 Apr. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'astrodome.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


astro- + dome entry 1

First Known Use

1941, in the meaning defined above

Time Traveler
The first known use of astrodome was in 1941

Dictionary Entries Near astrodome

Cite this Entry

“Astrodome.” Dictionary, Merriam-Webster, Accessed 27 Feb. 2024.

More from Merriam-Webster on astrodome

Love words? Need even more definitions?

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