recurring element

noun
UK /rɪˈkɜːrɪŋ ˈelɪmənt/
US /rɪˈkɝːɪŋ ˈeləmənt/

A thing that keeps coming back again and again in a story or picture.

The magic ring is a recurring element in all three books.


OTHER MEANINGS

2. A part of a machine or system that shows up more than once.

The engineer noticed a recurring element in the broken parts.

3. A detail that appears again in many different places.

Blue doors are a recurring element in the old town.

4. Something that happens again at regular times.

Rain is a recurring element of the weather here.