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)
homocystinuria. [hÅâ²mÅsisâ²tinooÍ¡râ²ÄÂ·É]. Etymology: Gk, homos + (cystine); Gk, ouron, urine. a rare biochemical abnormality characterized by the abnormal presence of homocystine, an amino acid, in the blood and urine, which is caused by any of several enzyme deficiencies in the metabolic pathway of methionine to cystine.