The letter 'S' or anything shaped like the letter S; a serpentine or curving S-shape.
From the letter name itself, which comes from Latin 'S' ultimately derived from Phoenician 'shin' (tooth). The shape resembled a tooth in the ancient alphabet.
The letter 'S' is one of the oldest letters in human writing—it goes back to ancient Phoenician alphabet and has barely changed shape in 3,000 years, which is remarkable considering how much other letters have transformed over time.
Complete word intelligence in one call. Free tier — 50 lookups/day.