SETI

SETI

search for extraterrestrial intelligence.

Origin:
1975–80

Dictionary.com Unabridged

seti-

a combining form meaning “bristle”; used in the formation of compound words: setiform.

Origin:
< Latin sēti-, saeti-; see seta, -i-

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
SETI (ˈsɛtɪ)
 
n acronym for
Search for Extraterrestrial Intelligence; the attempt to detect signals, esp radiowaves or light, from an intelligent extraterrestrial source

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Cultural Dictionary
SETI (Search for Extraterrestrial Intelligence) [(set-ee)]

A program devoted to the search for signals from other parts of the galaxy that would indicate the presence of advanced technological civilizations. Over the years, it has sometimes been funded by NASA, sometimes by private organizations.

Note: SETI involves scanning radio waves for signals, but it has found none to date.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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American Heritage
Abbreviations & Acronyms
SETI
Search for Extraterrestrial Intelligence
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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