follow Dictionary.com

Dictionary.com's Word of the Year is...

discoid

[dis-koid] /ˈdɪs kɔɪd/
adjective, Also, discoidal
1.
having the form of a discus or disk; flat and circular.
2.
Botany. (of a composite flower) consisting of a disk only, without rays.
noun
3.
something in the form of a disk.
4.
Dentistry. an excavator with a disklike blade.
Origin
1785-1795
1785-95; < Late Latin discoīdēs < Greek diskoeidḗs quoit-shaped. See discus, -oid
Related forms
postdiscoidal, adjective
subdiscoid, adjective
subdiscoidal, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
Examples from the web for discoid
  • The biopsy will not differentiate between systemic and discoid lupus, but it can rule out other diseases.
  • They then exposed the spheres to isopropanol, which collapsed them into the discoid shape characteristic of red blood cells.
British Dictionary definitions for discoid

discoid

/ˈdɪskɔɪd/
adjective
1.
like a disc
2.
(of a composite flower such as the tansy) consisting of disc florets only
noun
3.
a disclike object
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
Cite This Source
discoid in Medicine

discoid dis·coid (dĭs'koid') or dis·coi·dal (dĭ-skoid'l)
adj.
Shaped like or resembling a disk.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for discoid

Some English speakers likely know this word

Word Value for discoid

11
12
Scrabble Words With Friends