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unmanned

[uhn-mand] /ʌnˈmænd/
adjective
1.
without the physical presence of people in control:
an unmanned spacecraft.
2.
Falconry. (of a captured hawk) untrained for hunting with a master; unmade.
Origin
1535-1545
1535-45; un-1 + manned

unman

[uhn-man] /ʌnˈmæn/
verb (used with object), unmanned, unmanning.
1.
to deprive of courage or fortitude; break down the manly spirit of:
Constant conflict finally unmanned him.
2.
to deprive of virility; emasculate; castrate.
Origin
1590-1600; un-2 + man1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for unmanned
  • At its base the blast's expanding shock wave, visible as a whitish ring, engulfs a fleet of unmanned naval vessels.
  • He is also developing a tiny acoustic transponder that could be implanted in the jelly and used to track it with an unmanned sub.
  • Then explain to students that a space probe is an unpiloted, unmanned device sent to explore space.
  • He has conducted more than a hundred deep-sea expeditions, using both manned and unmanned vehicles.
  • unmanned rockets could carry large pieces of the base to the moon.
  • One idea is to use unmanned rockets to carry modules to the moon's surface.
  • But today, our group can still see our fingerprints all over almost every submersible in the world, manned or unmanned.
  • Sounding rockets are unmanned research instruments that collect data during sub-orbital flights.
  • That's especially true when it comes to surveillance, particularly unmanned surveillance.
  • But it's a tentative entry, at best, into the ranks of the unmanned systems revolution.
British Dictionary definitions for unmanned

unmanned

/ʌnˈmænd/
adjective
1.
lacking personnel or crew: an unmanned ship
2.
(of aircraft, spacecraft, etc) operated by automatic or remote control
3.
uninhabited
4.
(falconry) (of a hawk or falcon) not yet trained to accept humans

unman

/ʌnˈmæn/
verb (transitive) -mans, -manning, -manned
1.
to cause to lose courage or nerve
2.
to make effeminate
3.
to remove the men from
4.
(archaic) to deprive of human qualities
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
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Word Origin and History for unmanned
adj.

"not furnished with a crew," 1540s, from un- (2) + man (v).

unman

v.

1590s, "to deprive of the attributes of a human being," from un- (2) + verbal derivative of man (n.). Meaning "to deprive of manly courage" is attested from c.1600; that of "to emasculate" is from 1680s.

Online Etymology Dictionary, © 2010 Douglas Harper
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