Technical \Tech"nic*al\, a. [Gr. ?, fr. ? an art, probably from the same root as ?, ?, to bring forth, produce, and perhaps akin to E. text: cf. F. technique.]

Of or pertaining to the useful or mechanic arts, or to any science, business, or the like; specially appropriate to any art, science, or business; as, the words of an indictment must be technical. --Blackstone.

Source: Webster's Revised Unabridged Dictionary (1913)