(adv.) In a successive manner.

ad infinitum again and again always at a stretch at all times at every turn ceaselessly connectedly consecutively constantly continuously cumulatively cyclically daily daily and hourly day after day day and night endlessly eternally ever ever and anon everlastingly every day every hour every moment hand running hour after hour hourly in perpetuity incessantly indestructibly infinitely interminably invariably like clockwork methodically monotonously month after month never otherwise never-endingly night and day on a stretch on and on on end orderly perdurably perennially permanently perpetually rapidly regularly repetitively right along round the clock running steadily successively sustainedly systematically time without end together unbrokenly unceasingly unendingly unintermittently uninterruptedly unrelievedly unvaryingly without a break without cease without end without exception without letup without stopping world without end year after year