noun
finger language; signing; sign language
Refers to communication using hand and finger gestures, often in the context of deaf communication or manual alphabets. May be used interchangeably with 手話 (しゅわ) in some contexts, but 指話法 can specifically emphasize finger-based methods.
彼女は指話法を使って、耳の不自由な人と会話した。
She used finger language to converse with the hearing-impaired person.