the.com/timepiece
A machine whose only job is to remind you it's leaving.
means Any device built to measure and display the time, especially a fine watch or clock.
from A plainspoken English compound from the 1700s: 'time' plus 'piece,' meaning a piece of mechanism for keeping time, when 'piece' still meant any contrived device like a fowling-piece.
Status wordLuxury watch ads prefer 'timepiece' to sound costlier.
Atomic rivalBest atomic clocks lose a second per billion years.
Old escapementVerge mechanism kept time, badly, for six centuries.