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discus

[dis-kuh s]
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noun, plural dis·cus·es, dis·ci [dis-ahy] /ˈdɪs aɪ/.
  1. a circular disk more than 7 inches (18 cm) in diameter and 2.2 pounds (1 kg) in weight, usually wooden with a metal rim and thicker in the center than at the edge, for throwing for distance in athletic competition.
  2. the sport of throwing this disk for distance.
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Origin of discus

1650–60; < Latin < Greek dískos a quoit, discus, disk, derivative of diskeîn to throw
Can be confuseddiscus discuss
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

plateplatterdiscshelldishcirclesabotdiscusquoitflansaucerdiscoid

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British Dictionary definitions for discus

discus

noun plural discuses or disci (ˈdɪskaɪ)
  1. (originally) a circular stone or plate used in throwing competitions by the ancient Greeks
  2. athletics
    1. a similar disc-shaped object with a heavy middle thrown by athletes
    2. (as modifier)a discus thrower
  3. the discus the event or sport of throwing the discus
  4. a South American cichlid fish, Symphysodon discus, that has a compressed coloured body and is a popular aquarium fish
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Word Origin

C17: from Latin, from Greek diskos from dikein to throw
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

Word Origin and History for discus

n.

1650s, from Latin discus "discus, disk," from Greek diskos "disk, quoit, platter."

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Online Etymology Dictionary, © 2010 Douglas Harper

discus in Medicine

discus

(dĭskəs)
n. pl. dis•ci (dĭskī′, dĭsī′)
  1. A flat circular surface; a disk.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.