Showing results for mission specialist. Search instead for simple specialised.

mission specialist

American

noun

U.S. Aerospace.

the crew member of a space shuttle who is assigned primary responsibility for carrying out operations related to the payload of the shuttle.

Etymology

Origin of mission specialist

First recorded in 1975–80

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.

“We do so in honoring the extraordinary efforts and feats of our predecessors in human space exploration,” said Canadian astronaut and Artemis II mission specialist Jeremy Hansen.

From Los Angeles Times • Apr. 6, 2026

While speaking to Earth via a video link on Thursday, mission specialist Koch mentioned there had been a slight "priming" issue with the toilet.

From BBC • Apr. 5, 2026

Commander Jessica Meir and mission specialist Andrey Fedyaev are each flying for the second time.

From Science Daily • Feb. 2, 2026

After rigorous training, he’s launched into space in 2009 as a mission specialist aboard the shuttle Discovery.

From Seattle Times • Sep. 14, 2023

This time, she flew on NASA's Atlantis as a mission specialist.

From "Women in Space" by Karen Bush Gibson

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023