discoid
/ˈdɪs.kɔɪd/ adjective, noun
Forms discoids
- adjective Shaped like a disc/disk.
- adjective (botany, of a capitulum) Having only disk florets, without petal-like ray florets.
- noun (dentistry) A disk-shaped dental excavator designed to remove the carious dentin of a decayed tooth
Synonyms
Etymology
Gr. discoïde. See Disk.
Webster’s 1913
- adjective Having the form of a disk, as those univalve shells which have the whorls in one plane, so as to form a disk, as the pearly nautilus. Discoid flower (Bot.), a compound flower, consisting of tubular florets only, as a tansy, lacking the rays which are seen in the daisy and sunflower.
- noun Anything having the form of a discus or disk; particularly, a discoid shell.
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “discoid”, CC BY-SA 4.0. Details