Topiary \Top"i*a*ry\, a. [L. topiarius belonging to ornamental gardening, fr. topia (sc. opera) ornamental gardening, fr. Gr. ? a place.] Of or pertaining to ornamental gardening; produced by cutting, trimming, etc.; topiarian. {Topiary work}, arbors, shrubbery, hedges, or the like, cut and trimmed into fanciful forms, as of animals, buildings, etc.