Ceramicist is actually a term for two different but related fields of work. One definition is a person who deals with the most common find of an ancient archeological site: pottery. With these items, called potsherds, a ceramicist can define the timetable and the different communities of the site.
cystine /cysÂ·tine/ (sisÂ´tÄn) (sisÂ´tin) a sulfur-containing amino acid produced by digestion or acid hydrolysis of proteins, sometimes found in the urine and kidneys, and readily reduced to two molecules of cysteine. cystine (sÄ­sâ²tÄnâ²)
Cystinuria is an inherited (genetic) disorder of the transport of an amino acid (a building block of protein) called cystine resulting in cystinuria (an excess of cystine in the urine) and the formation of cystine stones.