(adv.) Without end or limit.

ad infinitum again and again and night at a stretch boundlessly ceaselessly connectedly constantly continually continuously cumulatively cyclically day after day endlessly enduringly eternally everlastingly for an age for life for long forever hour after hour illimitably immeasurably immensely in perpetuity incalculably incessantly incomprehensibly indestructibly infinitely innumerably limitlessly long long ago long since measurelessly monotonously month after month morning never-endingly noon on a stretch on and on on end perdurably perennially permanently perpetually persistently protractedly repetitively round the clock since time began steadily the livelong day till doomsday time immemorial time without end to infinity together unbrokenly unceasingly undyingly unendingly unintermittently uninterruptedly unrelievedly without a break without cease without end without limit without stopping world without end year after year