cheirology, chirology
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dactylology — The use of the finger alphabet in communicating. SYN: cheirology, chirology. [dactylo + G. logos, word] * * * dac·ty·lol·o·gy .dak tə läl ə jē n, pl gies finger spelling * * * n. the representation of speech by finger movements: sign language. *… … Medical dictionary