1. persistent - Adjective
2. persistent - Adjective Satellite
Inclined to persist; having staying qualities; tenacious of position or purpose.
Remaining beyond the period when parts of the same kind sometimes fall off or are absorbed; permanent; as, persistent teeth or gills; a persistent calyx; -- opposed to deciduous, and caducous.
Source: Webster's dictionarydogged persistence Source: Internet
dour determination Source: Internet
the most vocal and pertinacious of all the critics Source: Internet
a mind not gifted to discover truth but tenacious to hold it Source: Internet
men tenacious of opinion Source: Internet
haunting memories Source: Internet