Dictionary.com
Thesaurus.com
Synonyms

space probe

American  

noun

  1. Aerospace. an unmanned spacecraft designed to explore the solar system and transmit data back to earth.

space probe British  

noun

  1. a vehicle, such as a satellite, equipped to obtain scientific information, normally transmitted back to earth by radio, about the atmosphere, surface, and temperature of a planet, conditions in space, etc

"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

Etymology

Origin of space probe

First recorded in 1955–60

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.