Part of speech:
Continuing indefinitely, or during a long period; perpetual; sometimes used, colloquially, as a strong intensive.
Made or done without stops:
Remaining steady in affections or loyalties; faithful
The definition of endless is continuing forever, or lasting for a very long time.
Being without beginning or end:
Without an end.
The definition of incessant is continuing without stopping.
Without, or apparently without, end; lasting, or seeming to last, forever; endless
Continuing indefinitely without interruption; unceasing; constant
The definition of relentless is persistent or unyielding.
Always reliable; certain
Never slackening; persistent.
Existing or occurring without interruption or end
(Figuratively) Alternative form of night and day.
Find another word for around-the-clock. In this page you can discover 27 synonyms, antonyms, idiomatic expressions, and related words for around-the-clock, like: everlasting, nonstop, continual, constant, endless, eternal, timeless, ceaseless, incessant, interminable and ongoing.