Part of speech: Noun
the lines that form patterns on the skin (especially on the fingertips and the palms of the hands and the soles of the feet)
Categories: Wrinkle, Furrow, Crease, Crinkle, Seam, Line
dermatoglyphics – A related word in the same word family.
English's willingness to borrow from any language makes it one of the largest vocabularies in the world.