poroscopy
/pɒˈrɒskəpi/ /pɔːˈrɒskəpi/Now chiefly historical
noun
A method of identifying a person from a fingerprint by matching the characteristic pattern of pores on a finger to the marks on the print.
Origin
Early 20th century; earliest use found in The British Medical Journal. From poro- + -scopy, after French poroscopie.