CHIROLOGY
palmistry, palm reading, chiromancy, chirology
(noun) telling fortunes by lines on the palm of the hand
Source: WordNet® 3.1
Etymology
Noun
chirology (uncountable)
Palm reading.
The use of the manual alphabet; signing.
Source: Wiktionary
Chi*rol"o*gy, n. Etym: [Gr. -logy.]
Definition: The art or practice of using the manual alphabet or of
communicating thoughts by sings made by the hands and fingers; a
substitute for spoken or written language in intercourse with the
deaf and dumb. See Dactylalogy.
Source: Webster’s Unabridged Dictionary 1913 Edition