
1) Geometric shape
Found on
https://www.crosswordclues.com/clue/salinon

The salinon (meaning `salt-cellar` in Greek) is a geometrical figure that consists of four semicircles. It was first introduced in the Book of Lemmas, a work attributed to Archimedes. ==Construction== Let O be the origin on a Cartesian plane. Let A, D, E, and B be four points on a line, in that order, with O bisecting line AB. Let AD = EB. Semic.....
Found on
http://en.wikipedia.org/wiki/Salinon

A figure formed from four connected semicircles. The word salinon is Greek for 'salt cellar,' which the figure resembles. In his Book of Lemmas, Archimedes proved that the salinon has an area equal to the circle having the line segment joining the top and bottom points as its diameter. Related en...
Found on
http://www.daviddarling.info/encyclopedia/S/salinon.html
No exact match found.