English
Protactile
From pro- + tactile, first used c.
Proto-Indo-European *pér ‘through’
Proto-Indo-European *pró ‘forwards, before’
Proto-Italic *prō ‘in front of, before’
Latin prō ‘in favor of, on behalf of’
English pro-
Proto-Indo-European *teh₂g- ‘to touch’
Proto-Italic *tangō ‘to touch’
Latin tangō ‘to touch’
Latin tactilis ‘that may be touched, tangible’
Middle French tactile
English tactile
Today it means
name A dialect of American Sign Language that communicates with touch.
Language periods are conventional ranges, not dates for this word.
Etymograph / Protactile