Dictionary.com
Thesaurus.com

astronautics

American  
[as-truh-naw-tiks, -not-iks] / ˌæs trəˈnɔ tɪks, -ˈnɒt ɪks /

noun

(used with a singular verb)
  1. the science of or technology involved in travel beyond the earth's atmosphere, including interplanetary and interstellar flight.


astronautics British  
/ ˌæstrəˈnɔːtɪks /

noun

  1. (functioning as singular) the science and technology of space flight

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of astronautics

First recorded in 1925–30; see origin at astronautical, -ics

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Through mutual friends, Kerr has got to know astronautics entrepreneur Chris Stott - who is the boss of American company Lonestar Data Holdings.

From BBC Jul. 30, 2026

"There's a lot riding on this," the astronautics expert, who is now at Stanford University, told AFP.

From Barron's May 21, 2026

“Twenty years ago, you would not have characterized the space business as fast moving,” said Daniel Hastings, professor of aeronautics and astronautics at MIT.

From Seattle Times May 10, 2024

A professor of astronautics practice at USC, Reisman said the stacked formation offers a true vantage point of the orbiter.

From Los Angeles Times Jan. 30, 2024

He has predicted that within a decade or so the astronautics industry will be larger than the automotive industry of the entire world.

From The Practical Values of Space Exploration Report of the Committee on Science and Astronautics, U.S. House of Representatives, Eighty-Sixth Congress, Second Session by United States. Congress. House. Committee on Science and Astronautics.

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training