discoid
Americanadjective
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having the form of a discus or disk; flat and circular.
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Botany. (of a composite flower) consisting of a disk only, without rays.
noun
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something in the form of a disk.
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Dentistry. an excavator with a disklike blade.
adjective
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like a disc
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(of a composite flower such as the tansy) consisting of disc florets only
noun
Other Word Forms
Etymology
Origin of discoid
1785–95; < Late Latin discoīdēs < Greek diskoeidḗs quoit-shaped. See discus, -oid
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
But more significantly, another joke at singer Seal’s expense was not about his race — it was about his FACE, which is scarred by a type of lupus called discoid lupus erythematous.
From New York Times ● Jul. 7, 2016
Let Me In closes the album in darkly shimmering style, the epic climax to 43 minutes of discoid posturing and deathless yearning.
From The Guardian ● Aug. 17, 2011
His dermatologist, Dr Arnold Klein, has said that around the same time Jackson had also been diagnosed with discoid lupus, an auto-immune disease that causes skin lesions, loss of pigment and permanent alopecia.
From The Guardian ● Apr. 23, 2010
P. convex, umb. then plane, viscid, rufous brown, discoid, with scattered yellow pilose scales; g. serrulate, white then brown; s. elongated, cuticle separating. sobria, Fr.
From European Fungus Flora: Agaricaceae by George Massee
Heads discoid, the flowers all alike and tubular; or else radiate, the outer ones ligulate and pistillate.
From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray
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