clockwork
n.the inner parts of a clock or watch that make it work. It is also used to describe a system that works perfectly and regularly.
n.the internal mechanism of a clock or watch, consisting of a system of gears and springs. Often used metaphorically to describe a process that functions with extreme regularity and precision.
“The old toy still runs on a simple clockwork mechanism.”
“The logistics team managed the entire event like clockwork, ensuring every speaker started exactly on time.”
“Restoring the antique timepiece required a steady hand and a deep understanding of eighteenth-century clockwork, as many of the original brass gears had worn thin.”
Often used in the prepositional phrase 'like clockwork' to describe a reliable or predictable event.
“And if the material itself is broadly one-note, this is still a fine-tuned production that runs like clockwork.”
“Every other Wednesday, like clockwork, my salary arrives in my bank account.”
From clock + -work.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.