Unciform bone and Wrist bone

Unciform bone noun - The wrist bone in line with the 4th and 5th fingers.

Wrist bone and unciform bone are semantically related. In some cases you can use "Wrist bone" instead a noun phrase "Unciform bone".

Wrist bone noun - Any of the eight small bones of the wrist of primates.

Unciform bone and wrist bone are semantically related. Sometimes you can replace phrase "Unciform bone" with "Wrist bone", this phrases are similar.