Basso relievo and Relievo

Basso relievo noun - A sculptural relief in which forms extend only slightly from the background; no figures are undercut.

Relievo and basso relievo are semantically related. In some cases you can use "Relievo" instead a noun phrase "Basso relievo".

Relievo noun - Sculpture consisting of shapes carved on a surface so as to stand out from the surrounding background.

Basso relievo and relievo are semantically related. Sometimes you can replace phrase "Basso relievo" with "Relievo", this terms are similar.