"persistant" is probably misspelled. Trying persistent instead Definition of persistent
persistent has definitions from the field of biology
1
[ adjective ] never-ceasing

Examples

"the relentless beat of the drums"

2
[ adjective ] continually recurring to the mind

Synonyms

haunting

Examples

"haunting memories" "the cathedral organ and the distant voices have a haunting beauty"- Claudia Cassidy

3
[ adjective ] (biology) retained; not shed

Synonyms

lasting

Examples

"persistent leaves remain attached past maturity" "the persistent gills of fishes"

*