noun, plural dac·ty·lol·o·gies.
the technique of communicating by signs made with the fingers, especially in the manual alphabets used by the deaf.
- dad and dave
Origin of dactylology
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Examples from the Web for dactylology
So long as this is true, dactylology can hardly claim to be more than one of the elements of a system of instruction for the deaf.
noun plural -gies
the method of using manual sign language, as in communicating with deaf people
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
The use of the fingers and hands to communicate and convey ideas, as in the manual alphabet used by hearing-impaired and speech-impaired people.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.