Prelusive and Round the clock

Prelusive adjective - Coming before the main part or item usually to introduce or prepare for what follows.

Round the clock and prelusive are semantically related. In some cases you can use "Round the clock" instead an adjective "Prelusive".

Round the clock adverb - Without stopping.

Prelusive and round the clock are semantically related. Sometimes you can use "Prelusive" instead an adjective phrase "Round the clock".