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shieldless

 - 4 dictionary results

shield

  [sheeld]
Use shieldless in a Sentence
–noun
1. a broad piece of armor, varying widely in form and size, carried apart from the body, usually on the left arm, as a defense against swords, lances, arrows, etc.
2. a similar device, often of lightweight plastic, used by riot police to protect themselves from rocks and other thrown objects.
3. something shaped like a shield, variously round, octagonal, triangular, or somewhat heart-shaped.
4. a person or thing that protects.
5. a police officer's, detective's, or sheriff's badge.
6. Ordnance. a steel screen attached to a gun to protect its crew, mechanism, etc.
7. Mining. a movable framework for protecting a miner from cave-ins, etc.
8. Electricity. a covering, usually made of metal, placed around an electric device or circuit in order to reduce the effects of external electric and magnetic fields.
9. Zoology. a protective plate or the like on the body of an animal, as a scute, enlarged scale, etc.
10. dress shield.
11. Heraldry. an escutcheon, esp. one broad at the top and pointed at the bottom, for displaying armorial bearings.
12. (initial capital letter) Astronomy. the constellation Scutum.
13. Also called continental shield. Geology. a vast area of ancient crustal rocks which, together with a platform, constitutes a craton.
14. a protective barrier against nuclear radiation, esp. a lead or concrete structure around a reactor.
–verb (used with object)
15. to protect (someone or something) with or as if with a shield.
16. to serve as a protection for.
17. to hide or conceal; protect by hiding.
18. Obsolete. to avert; forbid.
–verb (used without object)
19. to act or serve as a shield.
Origin:
bef. 900; (n.) ME shelde, OE sceld; c. D, G Schild, Goth skildus; (v.) ME shelden, OE sceldan, scildan, deriv. of the n.

Related forms:
shielder, noun
shieldless, adjective
shield⋅less⋅ly, adverb
shield⋅less⋅ness, noun
shieldlike, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: shield
Pronunciation: 'shEld
Function: noun
: a structure, device, or part that serves as a protective cover or barrier shieldto protect against X rays>
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

shield (shēld)
n.
A protective device or structure, such as a lead sheet to protect an individual from x-rays.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
shield   (shēld)  Pronunciation Key 

  1. A wall or housing of an absorbing material, such as concrete or lead, built around a nuclear reactor to prevent the escape of radiation.

  2. A structure or arrangement of metal plates or mesh designed to protect a piece of electronic equipment from electrostatic or magnetic interference.

  3. A large geographic area where rocks of a continent's craton (the ancient, relatively undisturbed portion of a continental plate) are visible at the surface. A shield is often surrounded by platforms covered with sediment.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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