continuing

adjective

1. Existing or remaining in the same state for an indefinitely long time: abiding, durable, enduring, lasting, long-lasting, long-lived, long-standing, old, perdurable, perennial, permanent, persistent. See continue/stop/pause.
2. Of long duration: chronic, lingering, persistent, prolonged, protracted. See continue/stop/pause.

Definition: ongoing
Antonyms: sporadic

The adjective has one meaning:

Meaning #1: remaining in force or being carried on without letup