[ 'təʊpɪəri ]
■ noun ( plural topiaries )
1》 the art or practice of clipping shrubs or trees into ornamental shapes.
2》 shrubs or trees clipped in such a way.
Derivatives
topiarian -pɪ'ɛ:rɪən adjective
topiarist noun
Origin
C16: from Fr. topiaire , from L. topiarius 'ornamental gardener'.