discoid

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discoid

The child picks up a discoid stone from the creek bed.

Definition

Adjective: - Having the shape of a disk; flat and circular in form.

Usage

The adjective "discoid" is used to describe an object that is shaped like a disc or a coin—flat, thin, and circular. It is a formal or scientific term.

Examples
  • The archaeologist found a discoid stone artifact, perfectly round and flat.
  • Some types of bacteria form discoid colonies on the culture plate.
  • The plant's leaves are not pointed but are broadly discoid.
Advanced Usage
  • In botany, a discoid flower head is one where all the florets are disc florets (tubular), lacking the ray florets (petal-like) found in daisies.
  • In medicine, a discoid rash or lesion is one that is round and flat, often used to describe a symptom of certain skin conditions like lupus.
Variants and Related Words
  • Discoidal (adjective): A variant form with the same meaning as "discoid."
    • The cell had a distinctive discoidal shape.
  • Disc (noun): The common word for a thin, flat, circular object.
  • Disk (noun): An alternative spelling of "disc," common in American English.
Synonyms
  • Disc-shaped
  • Disk-shaped
  • Circular
  • Round
  • Flat and round
Antonyms
  • Spherical
  • Cubical
  • Cylindrical
  • Irregular
discoid

The child picks up a discoid stone from the creek bed.

Adjective
  1. having a flat circular shape

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