espalier
noun /ɪˈspæliə(r)/
/ɪˈspæliər/
- a tree or shrub that is grown flat along a wooden or wire frame on a wall
- the frame that such a tree grows along
Word Originmid 17th cent.: from French, from Italian spalliera, from spalla ‘shoulder’, from Latin spatula (see spatula), in late Latin, ‘shoulder blade’.