squircle

squircle (plural squircles)

(algebraic geometry) A closed quartic curve having properties intermediate between those of a square and a circle.
- 1985, Hospital Practice, volume 20, page 131:
  At the NCI, the applicator shapes most often used are circular or "squircular." The squircle applicator has one square and one round end, and it is beveled so that the circular end is longer.
An object whose shape combines a circle and a square.
- 1985, Hospital Practice, volume 20, page 131:
  At the NCI, the applicator shapes most often used are circular or "squircular." The squircle applicator has one square and one round end, and it is beveled so that the circular end is longer.

shape intermediate between a square and a circle

English