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NASA

American  
[nas-uh] / ˈnæs ə /

noun

  1. National Aeronautics and Space Administration: the federal agency that institutes and administers the civilian programs of the U.S. government that deal with aeronautical research and the development of launch vehicles and spacecraft.


NASA British  
/ ˈnæsə /

acronym

  1. National Aeronautics and Space Administration

"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

Usage

What is NASA? NASA is short for the National Aeronautics and Space Administration, a civilian agency of the United States government that specializes in space exploration and research about flight and aircraft. Aeronautics is the science of flight. Although NASA is most known for space travel and research, it also researches things like supersonic flight, energy-efficient aircraft, and drones. Over the years, NASA has advanced space exploration and made many contributions to science. Its notable programs and missions have included astronaut moon landings, Mars rovers, satellites around planets, and interstellar telescopes. One of NASA’s earliest and most famous programs was the Apollo program, which put the first person on the moon on July 20, 1969. NASA runs numerous missions and programs at its facilities across the United States.

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:

The arrival marks SpaceX's 35th commercial resupply mission to the orbiting laboratory under its contract with NASA.

From Science Daily ● Oct. 16, 2026

For one thing, it is my job, as an energy and sustainability expert who has studied U.S. climate resilience under a grant from NASA.

From The Wall Street Journal ● Oct. 8, 2026

It was the second mission for Meir and Fedyaev and the first for Hathaway and Adenot, according to NASA.

From Los Angeles Times ● Oct. 8, 2026

This research was supported, in part, by the MIT Department of Physics, NASA, and the Space Telescope Science Institute.

From Science Daily ● Aug. 13, 2026

Briana is dressed like the astronaut Sally Ride and has a jumpsuit covered with homemade patches that say NASA.

From "Amina's Song" by Hena Khan

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