triptych

noun
UK /ˈtrɪp.tɪk/
US /ˈtrɪp.tɪk/

A triptych is a picture made of three parts joined together.

The museum displayed a beautiful triptych of the ocean, with one panel for the sky, one for the sea, and one for the beach.


OTHER MEANINGS

2. A set of three related works, such as three novels or films.

The director's latest project is a triptych of films about city life.

3. A hinged writing tablet with three leaves used in ancient times.

Archaeologists found a wooden triptych used for notes in the Roman ruins.

4. Any group of three connected things or ideas.

Her speech formed a triptych of hope, courage, and kindness.