English edit

Etymology edit

From Latin cyathus (cup) +‎ -form, from Ancient Greek κύαθος (kúathos). Compare French cyathiforme.

Adjective edit

cyathiform (comparative more cyathiform, superlative most cyathiform)

  1. In the form of a cup, a little widened at the top.
    • c. 1933-1934, Hugh MacDiarmid, On a Raised Beach
      Glaucous, hoar, enfouldered, cyathiform, / Making mere faculae of the sun and moon []