that recurs; occurring or appearing again, esp. repeatedly or periodically.

Anatomy . turned back so as to run in a reverse direction, as a nerve, artery, branch, etc.

adjective

halted , infrequent , permanent , prevented , stopped

adjective

alternate , chain , continued , cyclical , frequent , habitual , intermittent , isochronal , isochronous , periodic , periodical , recurring , regular , reoccurring , repeated , repetitive , rolling , cyclic , chronic , reappearing , repeating , returning