dermatoglyphics 

the study of fingerprints. commonly used by police forces around the world to catch criminals, or to identify criminals who have a record. sometimes used by forensic scientists.

"i can't join the police force unless i study dermatoglyphics at university first."

dermatoglyphics by daniel_evans May 14, 2008

dermatoglyphics 

The study of fingerprints on hands and feet.

At 15 letters long, it's also the longest word in English that doesn't repeat a letter (along with 'uncopyrightable')

A forensic scientist may study and use dermatoglyphics to find who the culprit is.

dermatoglyphics by Codell February 4, 2009