tactile
adj.
1610s, "perceptible to touch," from French tactile (16c.) and directly from Latin tactilis "tangible, that may be touched," from tactus, past participle of tangere "to touch" (see tangent, adj.). Meaning "of or pertaining to the sense of touch" is attested from 1650s. Related: Tactility.
〔蒋〕[tact触,-ile形容词后缀,…的] 触觉的,有触觉的,能触知的
〔李〕[tact=to touch触;-ile a.=pertaining to……的→] a.① pertaining to the sense of touch触觉的